2003 Nissan Altima Engine Parts

Name: Engine Camshaft Position Sensor
Brand: Delphi
SKU: SS10818
Price: 67.99 USD
Rating: 5.0 (1 reviews)

Below you will find various in-demand Nissan Engine Parts, components and accessories for your 2003 Altima. Advance Auto Parts has popular Altima parts like Engine Gaskets and Seals, Engine Mounts, Valve Cover and Cylinder Heads and more. You’ll also find aftermarket and OEM Engine Parts for other Altima model years including 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 and more. Select a category of 2003 Nissan Altima Engine Parts below and start saving instantly.

Please Select your Vehicle to See Exact Fit Parts

Popular 2003 Nissan Altima Engine Parts Categories

Valve Covers

Engine Variable Timing Solenoids

Valve Cover Gaskets

Engine Timing Chain Kits

Oil Pumps

Oil Pan Gaskets

Camshaft Position Sensors

OE Engine Oil Coolers

Rear Main Seal Sets

Cylinder Head Bolt Sets

Plenum Gasket Sets

Crankshaft Position Sensors

Timing Covers

Balance Shaft Chain and Kits

Harmonic Balancers

Timing Cover Gasket Sets

Cylinder Head Gasket Sets

Engine Oil Cooler Accessories

Cylinder Head Gaskets

Crankshaft Seals

Oil Caps

Camshaft Position Sensor Connectors

Timing Chain Tensioners

O-Rings

Engine Oil Pump and Timing Cover Assemblies

Timing Cover Seals

Engine Oil Cooler Seals

Engine Valve Stem Seals

Standard Rod Bearing Sets

Water Connection Gaskets

Standard Piston Rings

Lower Gasket Sets

Timing Chains

Engine Control Module Relays

Remanufactured Engines

Cylinder Heads

Engine Timing Chain Kit with Water Pump

Engine Oil Pump Primers

Engine Assembly Lube

Camshaft Lubes

Essential Engine Parts for 2003 Nissan Altimas

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$67.99

Delphi’s ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We offer a wide range of sensors, including ABS, camshaft, crankshaft, knock, EGT, MAP, temperature, throttle position, and vehicle speed sensors for a variety of vehicle applications. All of our sensors are tested and calibrated to OE standards, ensuring accurate readings, which helps to reduce comebacks.

Product Features:

Delphi products are manufactured in a Delphi ISO certified facility
Designed digital output for maximum signal to noise ratio
All parts used in the manufacture process are Delphi validated
Not impacted by temperature changes and provide robust, long-lasting sensor protection

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$40.99

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

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$3220.99

Your remanufactured engine is tested in several specific ways after being assembled; Multiple Pressure tests. Each component is carefully checked after being cleaned to see if cracks or other defects exist in the casting. After being assembled, we pressure

Product Features:

Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your First !
Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.

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$122.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Imperial Econo-Kool« engine oil cooler kit
Imperial Econo-Kool® engine oil cooler kit
Lightweight construction with high-efficiency turbulators
Light-duty applications
All except Chevrolet V8 applications
Size: 3/4 in. x 7-1/2 in. x 12-1/2 in.

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$113.99

Product Features:

Superior Wear Protection – Formulated with extreme pressure additives to protect engine components from metal-to-metal contact during initial startup
High Tackiness – Stays in place during assembly and storage, ensuring consistent lubrication exactly where it’s needed
Broad Compatibility – Safe for use with all engine components including camshafts, lifters, bearings, and valve train parts
Easy Startup Support – Reduces friction and prevents dry starts by providing instant lubrication during first engine fire-up

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$89.99

A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments.

Product Features:

Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
Manufactured in an anti-static environment to ensure reliability and stability.
Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.

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$12.99

Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:

Provides proper seal to ensure leak prevention
Stops engine blow by
High quality construction
Meets all OEM specifications

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$16.99

Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:

Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Computer-Aided Design (CAD), laser scanning and 3D printing ¿ utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) ¿ in the part design process ensures speed-to-market and a precise fit guaranteed.
Computer-Aided Design (CAD), laser scanning and 3D printing ┐ utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) ┐ in the part design process ensures speed-to-market and a precise fit guaranteed.
Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure accurate signal output providing product reliability, every time.

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$98.99

Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

Chrome plated top ring facings for enhanced performance under demanding conditions
Second rings seat instantly, properly control inter-ring pressure to improve cylinder sealing, provide efficient piston-to-cylinder heat transfer and aid in effective oil control
Oil rings are unequalled at controlling oil; design keeps tension uniform while assuring a positive seal
In the box: compression rings, rails and oil spacer

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$1.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$195.99

Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:

Manufactured from high quality materials for consistent durable wear
Precision engineered for optimum fit and function
Designed for long-life and worry-free performance
Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality

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$355.99

Made In USA. Melling Engine Oil Priming Tank was developed as a way for engine builders to safely pre-prime the engine with oil prior to initial engine startup. The priming tank, when filled with clean oil and air pressure pumps oil into all of the critical areas of the new engine quickly and safely.

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$52.99

Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

A-Series bi-metal aluminum alloy
Greater seizure resistance than tri-metal material
Dramatically reduces or eliminates bearing wear
Made with silicon to provide greater surface hardness
Silicon particles help polish crankshaft journal to further reduce wear during operation
Utilizes ISO & QS certified manufacturing

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$305.99

The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.

Product Features:

Precision-wound coated copper windings increase product durability and life cycle.
Hard-coated and anodized spool valve to prevent corrosion and increase service life.
Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure product reliability, every time.
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

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$73.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
Application specific design to ensure a perfect fit
Meets or exceeds all original equipment specifications
Validated for fit, form and function
Unsurpassed quality you can trust
Includes all the parts necessary to complete the repair unless otherwise noted
Includes all the parts necessary to complete the repair unless otherwise noted

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$56.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Dana engineering-approved for fit, form and function
Meets or exceeds OE specifications

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$11.99

Product Features:

DESIGNED FOR IMPERFECT SEALING SURFACES: Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
SEALING TECHNOLOGIES: Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
ENGINEERING EXPERTISE: Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
REAL-WORLD TESTED: Parts are tested on-vehicle and validated to ensure optimal performance on the road
EVERY PART FOR THE REPAIR: Fel-Pro gasket sets include every part needed for the repair unless otherwise noted

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$33.99

Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.

Product Features:

Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
CAD designed and manufactured using premium materials
Refer to our online catalog for detailed application-specific information
Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.

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$224.99

For use on the most popular passenger car, light commercial and four-wheel drive applications, Dayco harmonic balancers use special rubber compounds to dampen and remove engine harmonics and add to engine performance. Manufactured using a premium ductile iron casting and injection bonded dampening rubber, Dayco harmonic balancers offer engine builders and technicians the highest quality replacement to standard OEM balancers, which are typically made with press inserted dampening rubber. Dayco balancers utilize both inserted and pressure-bonded rubber to provide superior bonding strength between the inner and outer balancer rings, helping minimize spin and dislocation.

Product Features:

Designed as premium OEM replacement balancers for serpentine and V-belt drives
Manufactured with ductile iron casting and injection bonded dampening rubber
Engineered to offer superior bonding strength between the balancer rings

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$9.99

VVT gaskets warped or cracked? These engine variable valve timing solenoid gaskets are designed to match the fit and function of the original gaskets on specified vehicles.

Product Features:

Direct replacement – these VVT solenoid gaskets are designed to match the fit and function of the original components on specified vehicles
Restores functionality – replaces warped or cracked gaskets to stop and prevent leaks
Durable construction – made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$57.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
Validated for fit, form and function
Unsurpassed quality you can trust

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$766.99

Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

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$54.99

New Standard Replacement Undercar Shield, 2.5 Liter And 3.5 Liter Engines

Product Features:

2.5 Liter And 3.5 Liter Engines, Made Of Plastic
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Check Out The Large Selection Of Parts Available For Your Vehicle

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$21.99

Sprocket Made From High Alloy Material. Sprocket Teeth Are Heat Treated. Precision Tooth Form To Assure Proper Chain Engagement, And Precise Keyway To Tooth Timing.

Product Features:

Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
CAD designed and manufactured using premium materials
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Refer to our online catalog for detailed application-specific information

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$51.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

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$21.49

Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.

Product Features:

Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
CAD designed and manufactured using premium materials
Refer to our online catalog for detailed application-specific information
Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.

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$6.99

Product Features:

Superior Wear Protection – Formulated with extreme pressure additives to protect engine components from metal-to-metal contact during initial startup
High Tackiness – Stays in place during assembly and storage, ensuring consistent lubrication exactly where it’s needed
Broad Compatibility – Safe for use with all engine components including camshafts, lifters, bearings, and valve train parts
Easy Startup Support – Reduces friction and prevents dry starts by providing instant lubrication during first engine fire-up

from

$17.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

Upgrade your 2003 Nissan Altima with Top-Quality Engine Parts

When it comes to maintaining or upgrading your 2003 Nissan Altima, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Nissan or enhancing its overall performance, Engine Parts are key to keeping your Altima functioning at its best. At Advance Auto Parts, we offer a wide selection of 148 Engine Parts for the 2003 Nissan Altima, designed to meet your needs without breaking the bank. From Engine Gaskets and Seal replacements to Engine Mounts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Engine Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Engine Parts for your 2003 Nissan Altima at great prices. Our Engine Parts inventory for this model ranges from just $1.99 to $4,365.99, with an average price of $196.55. Our 148 Engine Parts in stock come from 22 trusted brands, so you’re sure to find the right part for your 2003 Nissan Altima without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2003 Nissan Altima, we stock popular OEM and aftermarket Engine Parts from top names like Felpro, Dorman, Delphi, and more. Felpro Engine Parts start at just $20.99 and boast an impressive 4.6 stars average rating from customers. Dorman and Delphi also bring quality to the table, with Engine Parts available starting at $64.99, and at an average 4.2 stars rating. With 569 customer reviews and counting, our 2003 Nissan Altima Engine Parts have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Engine Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2003 Nissan Altima is always ready to roll. We’re committed to providing you with everything you need to keep your Altima in top shape, all in one place. Start shopping confidently below for your 2003 Nissan Altima!

Best-Selling Engine Gaskets and Seals for 2003 Nissan Altimas

Enhance the driving experience in your Nissan with 23 quality Engine Gaskets and Seal components, starting at $1.99.

show more show less

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$35.99

Product Features:

DESIGNED FOR IMPERFECT SEALING SURFACES: Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
SEALING TECHNOLOGIES: Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
ENGINEERING EXPERTISE: Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
REAL-WORLD TESTED: Parts are tested on-vehicle and validated to ensure optimal performance on the road
EVERY PART FOR THE REPAIR: Fel-Pro gasket sets include every part needed for the repair unless otherwise noted

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$20.99

Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road

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$17.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

from

$35.99

Product Features:

DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road

from

$26.99

Product Features:

DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road

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$9.99

This engine oil cooler seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Direct replacement – this engine oil cooler seal is designed to match the fit and function of the original seal on specified vehicles
Restores functionality – this seal is made to fit and fully restore part functionality after the original seal fails
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$30.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function

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$4.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

from

$47.99

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Application specific design to ensure a perfect fit
Meets or exceeds all original equipment specifications
Engineered and manufactured specifically for repair applications
Unsurpassed quality you can trust
Validated for fit, form, and function

from

$16.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

from

$50.99

RIGHT TYPE – Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
QUALITY MATERIALS – Each valve stem seal features materials based on the specific application for your vehicle repair
ENGINEERING EXPERTISE – Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
INSTALLATION AID – Installation tool included to protect inner lip of seal from damage during seal installation
COVERAGE – Available for domestic and foreign nameplate vehicles

from

$51.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

from

$45.99

RIGHT TYPE – Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
QUALITY MATERIALS – Each valve stem seal features materials based on the specific application for your vehicle repair
ENGINEERING EXPERTISE – Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
INSTALLATION AID – Installation tool included to protect inner lip of seal from damage during seal installation
COVERAGE – Available for domestic and foreign nameplate vehicles

from

$1.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

from

$73.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
Application specific design to ensure a perfect fit
Meets or exceeds all original equipment specifications
Validated for fit, form and function
Unsurpassed quality you can trust
Includes all the parts necessary to complete the repair unless otherwise noted
Includes all the parts necessary to complete the repair unless otherwise noted

from

$51.99

Oil drops on the driveway are a distant memory thanks to sophisticated engine valve cover and gasket designs. Victor Reinz is at the forefront of engineering the latest sealing technology. Although the primary task of valve cover gaskets is to seal oil and oil spray, they must withstand high temperatures brought on by nearby exhaust manifolds, exhaust crossovers in the cylinder heads, and EGR systems. Victor Reinz valve cover gaskets deliver the quality materials you demand. Where appropriate, Victor Reinz valve cover gaskets are designed with compression limiters to prevent over-torquing, splitting, or the need to retorque.

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Application specific molded rubber construction
Engineered cross section
Dana engineering-approved for fit, form and function

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$39.99

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Application specific molded rubber construction
Engineered cross section
Dana engineering-approved for fit, form and function

from

$23.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Dana engineering-approved for fit, form and function
Meets or exceeds OE specifications

from

$11.99

Product Features:

DESIGNED FOR IMPERFECT SEALING SURFACES: Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
SEALING TECHNOLOGIES: Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
ENGINEERING EXPERTISE: Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
REAL-WORLD TESTED: Parts are tested on-vehicle and validated to ensure optimal performance on the road
EVERY PART FOR THE REPAIR: Fel-Pro gasket sets include every part needed for the repair unless otherwise noted

from

$9.99

VVT gaskets warped or cracked? These engine variable valve timing solenoid gaskets are designed to match the fit and function of the original gaskets on specified vehicles.

Product Features:

Direct replacement – these VVT solenoid gaskets are designed to match the fit and function of the original components on specified vehicles
Restores functionality – replaces warped or cracked gaskets to stop and prevent leaks
Durable construction – made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

from

$9.99

Product Features:

Resistant to temperatures from -58 Deg. F to 482 Deg. F, and briefly up to 572 Deg. F (-50 Deg. C to 250 Deg. C, briefly to 300 Deg. C)
Insignificant shrinkage and loss of mass even in high-heat environments
Fast-curing, low-odor, noncorrosive (pH neutral, non-acidic, non-oxidizing), and will not harm oxygen sensors
Sealing gap 0.006 in (0.15 mm)

from

$9.99

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

from

$4.99

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

Most Popular 2003 Nissan Altima Engine Mounts

Customize your Nissan with 9 Engine Mounts products like Engine Mounts, all priced under $119.99.

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from

$77.99

Anchor 9167 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2006
Weight approx: 4 Lbs

from

$101.99

Anchor 9209 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2006
Weight approx: 5 Lbs

from

$104.99

Anchor 9190 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2006
Weight approx: 3 Lbs

from

$92.99

Anchor 9713 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2009
Weight approx: 5 Lbs
Hydraulic
With Wire / Sensor

from

$110.99

Anchor 9223 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2009
Weight approx: 5 Lbs

from

$43.99

Anchor 9252 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2009
Weight approx: 5 Lbs
Hydraulic
Without Wire / Sensor

from

$119.99

Anchor 9248 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2008
Weight approx: 3 Lbs
Hydraulic
Without Wire / Sensor

from

$113.99

Anchor 9714 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2008
Weight approx: 5 Lbs
Hydraulic
With Wire / Sensor

from

$48.99

Anchor 9547 This mount supports the engine and dampen vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:

MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
For Years: 2002-2006
Weight approx: 5 Lbs

Top Picks for 2003 Nissan Altima Valve Cover and Cylinder Heads

Upgrade Nissan Altimas with top-quality Valve Cover and Cylinder Heads parts, including 19 OEM and aftermarket selections for your 2003 model.

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from

$254.99

This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:

Direct replacement – this valve cover matches the original equipment part for fit and function
Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service

from

$206.99

Direct replacement – this valve cover matches the original equipment part for fit and function
Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service

from

$52.99

Product Features:

PROPRIETARY NEXTGEN COATING TECHNOLOGY – Precise amount of coating is applied to withstand higher engine temperatures and accommodate surface finishes as rough as 80 Ra
UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
SUPERIOR SEAL – Precise embossed sealing beads at vital areas to eliminate leak paths
DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

from

$48.99

Product Features:

PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
UNIQUE COMBUSTION SEAL – Accommodates high cylinder pressures and head movement encountered with engines
DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

from

$48.99

Product Features:

PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
UNIQUE COMBUSTION SEAL – Accommodates high cylinder pressures and head movement encountered with engines
DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

from

$201.99

Direct replacement – this valve cover matches the original equipment part for fit and function
Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service

from

$98.99

PROPRIETARY NEXTGEN COATING TECHNOLOGY – Precise amount of coating is applied to withstand higher engine temperatures and accommodate surface finishes as rough as 80 Ra
UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
SUPERIOR SEAL – Precise embossed sealing beads at vital areas to eliminate leak paths
DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

from

$90.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
Validated for fit, form and function
Unsurpassed quality you can trust

from

$57.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
Validated for fit, form and function
Unsurpassed quality you can trust

from

$209.99

PROPRIETARY COATING – Nonstick anti-friction coating seals small surface scratches and imperfections
SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

from

$808.99

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

from

$664.99

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

from

$664.99

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

from

$135.99

Whether you are a professional technician or a skilled do-it-yourselfer, you need easy access to Victor Reinz quality at every level of the engine all in one box and without any surprises. Protective packaging, informative labels, and state-of-the art electronic cataloging, ensure you receive precisely the gaskets and seals needed for a successful, long-lasting repair.

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

from

$101.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
Head gasket set (HS) contains all the gaskets and seals required to remove and replace a cylinder head(s) on an engine.
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$83.99

Autotecnica offers high-quality aftermarket parts for a wide variety of Asian and North American passenger cars and trucks, include braking, cooling, driveline, electrical, engine, fuel, HVAC, steering, and suspension categories. Autotecnica is the smart choice. Whether you’re a DIY enthusiast or professional technician in need of replacement parts that meet OEM specifications, Autotecnica is an excellent alternative to expensive ¿Genuine¿ components.

Product Features:

Guaranteed fitment
Cracked valve covers can create troublesome vacuum leaks and allow leaking oil to damage engine components
URO Parts’ replacement valve covers are precisely manufactured to OE dimensions for easy installation and maximum protection of valvetrain
Durable high-quality metal or plastic material is corrosion-resistant and withstands oil vapor and intense engine heat

from

$79.99

Guaranteed fitment
Cracked valve covers can create troublesome vacuum leaks and allow leaking oil to damage engine components
URO Parts’ replacement valve covers are precisely manufactured to OE dimensions for easy installation and maximum protection of valvetrain
Durable high-quality metal or plastic material is corrosion-resistant and withstands oil vapor and intense engine heat

from

$56.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Dana engineering-approved for fit, form and function
Meets or exceeds OE specifications

from

$55.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Dana engineering-approved for fit, form and function
Meets or exceeds OE specifications

In-Demand Camshafts for 2003 Nissan Altimas

Select from 13 premium Camshafts parts for your 2003 Nissan Altima, with prices ranging from $6.99 to $81.99.

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from

$67.99

Delphi products are manufactured in a Delphi ISO certified facility
Designed digital output for maximum signal to noise ratio
All parts used in the manufacture process are Delphi validated
Not impacted by temperature changes and provide robust, long-lasting sensor protection

from

$67.99

Delphi products are manufactured in a Delphi ISO certified facility
Designed digital output for maximum signal to noise ratio
All parts used in the manufacture process are Delphi validated
Not impacted by temperature changes and provide robust, long-lasting sensor protection

from

$64.99

Delphi products are manufactured in a Delphi ISO certified facility
Designed digital output for maximum signal to noise ratio
All parts used in the manufacture process are Delphi validated
Not impacted by temperature changes and provide robust, long-lasting sensor protection

from

$64.99

Carquest camshaft position sensors are designed to meet original equipment (O.E.) fit, form and function and are built to ensure reliable performance at a great price. Each camshaft position sensor is 100% tested to ensure proper performance and a trouble-free installation. Carquest camshaft position sensors are a cost-effective solution for your engine management repair. Carquest camshaft position sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

Long service life and durable performance
100% tested for proper performance
O-rings and seals are included if required
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

from

$65.99

Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
Manufactured in an anti-static environment to ensure reliability and stability.
Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.

from

$71.99

Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
Manufactured in an anti-static environment to ensure reliability and stability.
Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.

from

$65.99

Carquest crankshaft and camshaft position sensors are designed to meet original equipment (OE) fit, form and function and are built to ensure reliable performance at a great price. Each sensor is 100% tested to ensure proper performance and a trouble-free installation. Carquest crankshaft and camshaft position sensors are a cost-effective solution for your engine management repair. Carquest sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

Long service life and durable performance
100% tested for proper performance
O-rings and seals are included if required
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

from

$34.99

Long service life and durable performance
100% tested for proper performance
O-rings and seals are included if required
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

from

$66.99

The Crankshaft or Camshaft Position Sensor plays a vital role in your engine’s operation, to determine the exact position or speed of the crankshaft or camshaft to the ECM. The ECM then uses this information to determine fuel and spark timing. A failed sensor can result in a check engine light, failure to start, intermittent stalling or misfire. Crankshaft or Camshaft Position Sensors are premium quality products with outstanding support and leading innovation bred from our OE heritage.

Product Features:

THE DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function ensures proper position, rotating speed of the camshaft or crankshaft
EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
INSTALLATION AND SUPPORT: Includes OE style brackets, hold downs, hardware, spacers and weathertight connectors

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$81.99

The Camshaft Position Sensor plays a vital role in your engine’s operation, to determine the exact position and speed of the camshaft(s) to the ECM. The ECM uses this information to determine fuel and spark timing as well as VVT operation. A failed sensor can result in a check engine light, hard starting or failure to start, increased vehicle emissions and engine misfire. Camshaft Position Sensors are a premium quality product with outstanding support and leading innovation bred from our OE heritage.

Product Features:

THE DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function to ensure proper position and/or rotating speed of the camshaft
EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
INSTALLATION AND SUPPORT: Includes OE style brackets, hold downs, hardware, spacers and weathertight connectors

from

$14.99

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

from

$67.99

Hitachi’s Camshaft/Crankshaft Position Sensors (CPS) accurately signals to your vehicles’ Electrical Control Unit (ECU) the position of your engine’s camshaft or the position and RMP of your engine’s crankshaft. Designed to meet the exact needs of each specific vehicle, Hitachi’s Camshaft/Crankshaft Position Sensors are the premium choice.

Product Features:

Hitachi is a Tier 1 OE supplier for camshaft/crankshaft position sensors
Meets the OE performance and durability standards for this application
Accurate and reliable measurements
Accurate and reliable measurements
Hitachi is a Tier 1 OE supplier for camshaft/crankshaft position sensors
Meets the OE performance and durability standards for this application

from

$6.99

Product Features:

Superior Wear Protection – Formulated with extreme pressure additives to protect engine components from metal-to-metal contact during initial startup
High Tackiness – Stays in place during assembly and storage, ensuring consistent lubrication exactly where it’s needed
Broad Compatibility – Safe for use with all engine components including camshafts, lifters, bearings, and valve train parts
Easy Startup Support – Reduces friction and prevents dry starts by providing instant lubrication during first engine fire-up

Most Sold 2003 Nissan Altima Engine Timing Parts

Explore our best-selling Nissan parts for the 2003 Altima among 46 OEM and aftermarket options starting from $9.99.

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$302.99

This replacement engine variable valve timing (VVT) solenoid is precision-engineered to match the fit and function of the original VVT solenoid. Made of quality materials for a long service life, it has been tested for proper performance.

Product Features:

Ideal replacement – this VVT solenoid is professionally engineered to match the function and performance of the stock part on specific vehicle applications
Durable construction – this part is made from quality materials to ensure a long service life
Excellent value – the VVT solenoid is built to perform like original equipment quality at a competitive price
Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance

from

$9.99

Product Features:

Design type: spring loaded; multi-lip
Temperature range: -20 Deg F to 300 Deg F / -29 Deg C to 49 Deg C
Resistance to EP lubricants
Low swell in hydrocarbon fluids
Delivers quality and reliable performance for every type of repair

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$79.99

This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:

100% tested for reliable performance
Durable housing features precisely machined mounting surface for proper sealing and fitment
Equipped with weep chamber or similar feature to help prevent unnecessary replacement
Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
All gaskets or seals necessary for water pump are included
This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
Additional Notes: Includes gasket

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$231.99

Precision-wound coated copper windings increase product durability and life cycle.
Hard-coated and anodized spool valve to prevent corrosion and increase service life.
Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure product reliability, every time.
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

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$205.99

Precision-wound coated copper windings increase product durability and life cycle.
Hard-coated and anodized spool valve to prevent corrosion and increase service life.
Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure product reliability, every time.
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

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$91.99

Since 1921, Cloyes has been the trusted leader in automotive timing systems, delivering premium-quality solutions. A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design and application, Cloyes engine timing chain tensioners can use spring tension or hydraulic pressure to properly tension the chain for optimal performance. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service.

Product Features:

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience

from

$327.99

Ideal replacement – this VVT solenoid is professionally engineered to match the function and performance of the stock part on specific vehicle applications
Durable construction – this part is made from quality materials to ensure a long service life
Excellent value – the VVT solenoid is built to perform like original equipment quality at a competitive price
Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance

from

$264.99

Precision-wound coated copper windings increase product durability and life cycle.
Hard-coated and anodized spool valve to prevent corrosion and increase service life.
Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
100% end-of-line tested to ensure product reliability, every time.
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

from

$64.99

Since 1921, Cloyes has been the trusted leader in automotive timing systems. A timing chain tensioner guide serves as a guide (or track) for the timing chain and applies tension to the system, connecting crankshaft and camshaft ensuring proper alignment and timing. Cloyes timing chain guides use the latest in design and material technology, ensuring quiet operation, durability and that meet or exceed OEM performance. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component

from

$291.99

Since 1921, Cloyes has been the trusted leader in automotive timing systems delivering premium-quality solutions. Cloyes engine timing chain kits are engineered for precision, durability, and optimal engine performance. Kits include all chains, sprockets, tensioners, chain guides, and chain tensioner guides – respective to application and kit selection. To ensure total timing system integrity, Cloyes recommends replacing all engine timing components. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:

Cloyes chains are pre-stressed and heat-treated. Engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, maintaining accurate timing and delivering long-term durability.
Sprockets are CAD designed, manufactured using premium material and heat-treated. Featuring precision-tooled tooth form, bore, off-set and timing index for superior fit, reliability, and long-term performance in engine timing repairs.
Timing chain tensioners can use spring tension or hydraulic pressure to properly tension the chain. All are CAD designed and manufactured using premium materials allowing for smooth installation and reliable performance.
Chain guides serve as a guide (or track) for the timing chain and either apply tension to the system or simply give it a path, connecting crankshaft and camshaft ensuring proper alignment and timing. CAD designed and manufactured using premium materials,
All timing components designed in the USA and manufactured using premium materials for OE-level fit and function, allowing for smooth installation and reliable performance.
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks.
Backed by Limited Lifetime Warranty and over 100 years of engineering leadership with unmatched technical support and repair confidence in every kit.

from

$49.99

Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.

Product Features:

Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
CAD designed and manufactured using premium materials
Refer to our online catalog for detailed application-specific information
Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.

from

$606.99

Cloyes chains are pre-stressed and heat-treated. Engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, maintaining accurate timing and delivering long-term durability.
Sprockets are CAD designed, manufactured using premium material and heat-treated. Featuring precision-tooled tooth form, bore, off-set and timing index for superior fit, reliability, and long-term performance in engine timing repairs.
Timing chain tensioners can use spring tension or hydraulic pressure to properly tension the chain. All are CAD designed and manufactured using premium materials allowing for smooth installation and reliable performance.
Chain guides serve as a guide (or track) for the timing chain and either apply tension to the system or simply give it a path, connecting crankshaft and camshaft ensuring proper alignment and timing.
All timing components designed in the USA and manufactured using premium materials for OE-level fit and function, allowing for smooth installation and reliable performance.
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks.
Backed by Limited Lifetime Warranty and over 100 years of engineering leadership with unmatched technical support and repair confidence in every kit.

from

$99.99

Since 1921, Cloyes has been the trusted leader in automotive timing systems. Our timing chains are built to synchronize crankshaft and camshaft rotation with absolute accuracy, ensuring precise valve timing and long-term engine performance. Available as stand-alone chains or in complete kits, Cloyes timing chains are manufactured from premium materials, heat-treated, pre-stressed and engineered for a perfect chain-to-sprocket tooth fit – delivering quiet operation, durability, and OE-level performance you can count on. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:

Pre-stressed and heat-treated steel construction for increased strength, and wear resistance, delivering long-term durability even in high-stress environments
Cloyes chains are engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, and maintaining accurate timing
Designed in the USA and manufactured using premium materials for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone chain, offering installation flexibility and convenience
Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component

from

$65.99

Pre-stressed and heat-treated steel construction for increased strength, and wear resistance, delivering long-term durability even in high-stress environments
Cloyes chains are engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, and maintaining accurate timing
Designed in the USA and manufactured using premium materials for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone chain, offering installation flexibility and convenience
Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component

from

$241.99

Melling oil pump timing cover assemblies provide dependable performance every time in every application. Every Melling oil pump timing cover assembly is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump timing cover assembly is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:

Manufactured from high quality materials for consistent durable wear
Precision engineered for optimum fit and function
Designed for long-life and worry-free performance
Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality

from

$166.99

Hitachi’s Variable Timing Control Cover Assembly is an aluminum cover that contains the Variable Timing Solenoid valve. This cover mounts to the engine’s Timing Chain Case Front Cover, which encapsulates the Variable Timing Gear (Camshaft Phasor). The Variable Timing Conntrol Assembly main function is to control oil pressure to the camshaft phasors (camshaft sprockets), which control the engine’s valve timing. The camshaft phasors (Variable Timing Gear) are mounted to the camshaft.

Product Features:

Meets the OE performance and durability standards for this application
Meets the OE performance and durability standards for this application
Additional O-ring located in the solenoid housing prevents water from damaging electrical components
Optimally designed electromagnet requires less energy to maintain operating positions
Precision machined ports and high-quality seals create less pressure drop
Hitachi’s Variable Timing Solenoid (VTSs) precisely regulate oil flow to the Variable Timing Gear to allow the engine to adjust timing for optimal performance and fuel economy. Our VTS have a(n) optimally designed electromagnet(s) requiring less energy to

from

$107.99

Meets or exceeds OEM performance requirements.; Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.

Product Features:

Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
CAD designed and manufactured using premium materials
Refer to our online catalog for detailed application-specific information
Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.

from

$91.99

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
Right hand Secondary Tensioner

from

$177.99

Meets the OE performance and durability standards for this application
Meets the OE performance and durability standards for this application
Additional O-ring located in the solenoid housing prevents water from damaging electrical components
Optimally designed electromagnet requires less energy to maintain operating positions
Precision machined ports and high-quality seals create less pressure drop
Hitachi’s Variable Timing Solenoid (VTSs) precisely regulate oil flow to the Variable Timing Gear to allow the engine to adjust timing for optimal performance and fuel economy. Our VTS have a(n) optimally designed electromagnet(s) requiring less energy to

from

$91.99

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience

from

$91.99

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
Left Hand Secondary Tensioner

from

$92.99

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component

from

$43.99

CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
Backed by Limited and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component

from

$33.99

Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.

Product Features:

Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
CAD designed and manufactured using premium materials
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Designed to meet or exceed OEM performance requirements
Refer to our online catalog for detailed application-specific information

Top-Rated Engine Parts Brands For Your 2003 Nissan Altima

Shop for the best-rated brands offering Engine Parts and other products for your 2003 Nissan Altimas. Below you’ll find some of our best rated Engine Parts from Felpro, Dorman, and Delphi, and more. Engine Parts from these brands that fit a 2003 Altima start at just $20.99 and are rated as high as 4.6 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular Felpro 2003 Nissan Altima Engine Parts

When it comes to maintaining or upgrading your 2003 Nissan Altima, using quality Engine Parts is essential to ensure durability and a perfect fit. Felpro ticks all of those boxes. We offer a wide selection of Felpro Engine Parts, specifically designed for the 2003 Nissan Altima. With over 3 Felpro brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $20.99, with an average price of just $27.99. Plus, with over 28 customer reviews and an average rating of 4.6 stars, you can trust that our Felpro Engine Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

from $20.99

(3)

Engine Oil Pan Gasket Set – RTV Black silicone with Rubber end seals

“perfect fit”

from $26.99

(1)

Engine Crankshaft Seal Kit

“no issues with this easy install”

from $35.99

(24)

Fuel Injection Plenum Gasket Set

“Didn’t need the whole kit but decided to change all gaskets just because”

Popular Dorman 2003 Nissan Altima Engine Parts

Dorman auto parts is one of the highest quality Engine Part brands in the market. Any 2003 Nissan Altima owner should feel confident when installing genuine Dorman parts in their vehicle. To ensure the best fit and performance for your 2003 Altima, Advance Auto Parts carries a full inventory of 3 Dorman Engine Parts. Plus you will be keeping your Nissan in peak condition while saving money because prices on these Dorman Engine Parts range from $206.99 to $302.99, plus, with more than 12 customer reviews and an impressive 4.2 stars average rating, you can be confident the Fram Engine Parts below will deliver on both quality and value.

from $302.99

(3)

Variable Valve Timing Solenoid

“Direct replacement. Easy fix. So easy i started to replace the 2nd one.”

from $206.99

(2)

Valve Covers: with Gasket, Direct Replacement, Plastic

“Great fit”

from $254.99

(7)

Valve Covers: with Gasket, Direct Replacement, Plastic

“Right fit and works fine.”

FAQs for 2003 Nissan Altima Engine Parts

Which Engine Parts are best-sellers for 2003 Nissan Altimas?

Out of 148 Engine Parts that fit 2003 Nissan Altimas, the following parts are the top sellers:

Camshaft Position Sensor (12329565) – $64.99
Engine Oil Cooler Seal (10854594) – $6.49
Camshaft / Crankshaft Position Sensor (12339328) – $65.99

What’s the price range for 2003 Nissan Altima Engine Parts?

Engine Part prices for the 2003 Nissan Altima start at $1.99 and go up to $4,365.99 for the most premium parts.

What’s the average price of a Engine Part for a 2003 Nissan Altima?

The average price for Engine Parts for the 2003 Nissan Altima is $196.55. Keep in mind the variety of part types within our Engine Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Parts for other Nissan Altima model years?

Yes, we currently carry Engine Parts for 31 model years of Nissan Altimas between 1993 and 2025. Engine Parts are bought most frequently for the following model years: 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.

What are the cheapest Engine Parts for my 2003 Nissan Altima?

The cheapest 2003 Nissan Altima Engine Parts we carry in stock are:

Engine Coolant Water Bypass Gasket (11156530) – $1.99
Engine Oil Cooler Seal (10599233) – $4.99
Engine Oil Cooler Seal (12547700) – $4.99
Engine Oil Cooler Seal (10854594) – $6.49
Stock Replacement Engine Assembly Lubricant, 4 oz. (50175373) – $6.99

What are the top-rated Engine Parts that fit the 2003 Nissan Altima?

Out of 569 reviews by customers, our 2003 Nissan Altima Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 2003 Nissan Altima and their top-rated products:

Engine Gaskets and Seals
- Engine Oil Pan Gasket Set – RTV Black silicone with Rubber end seals (15780340) – $20.99
- Fuel Injection Plenum Gasket Set (10587051) – $35.99
- Engine Valve Cover Gasket (10700297) – $17.99
Valve Cover and Cylinder Heads
- Engine Oil Pan Gasket Set – RTV Black silicone with Rubber end seals (15780340) – $20.99
- Fuel Injection Plenum Gasket Set (10587051) – $35.99
- Engine Valve Cover Gasket (10700297) – $17.99

What types of Engine Parts do you sell for my 2003 Nissan Altima?

As of 3/1/26, these are some of the most in-demand types of Engine Parts for a 2003 Nissan Altima:

Can I get help with 2003 Nissan Altima Engine Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Nissan Engine Parts and more.

What is your return policy for Nissan Altima Engine Parts?

Advance Auto Parts keeps returns simple. For new Nissan Altima Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2003 Nissan Altima Engine Parts

Delphi – Engine Camshaft Position Sensor (Part No.SS10818)

National – Engine Crankshaft Seal (Part No.710881)

Spartan – Engine Long Block; Nissan QR25DE Engine (Part No.347D)

Imperial – Econo-Kool® Engine Oil Cooler (Part No.240459)

Melling – Stock Replacement Engine Assembly Lubricant (Part No.M-10012G)

Carquest Premium – Crankshaft Sensor (Part No.CSC1195)

Carquest Premium – Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10107)

Carquest – Multi-Purpose Relay (Part No.83A1018)

Sealed Power – Engine Piston Ring Set (Part No.E-1010KC)

MAHLE Original – Engine Coolant Water Bypass Gasket (Part No.C31682)

Melling – Stock Replacement OE Type Oil Pump (Part No.M356)

Melling – Engine Oil Priming Tool (Part No.MPL-201)

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-5055A)

Carquest Premium – Engine Variable Valve Timing (VVT) Sprocket (Part No.VVC1394)

Felpro – Engine Conversion Gasket Set (Part No.CS 26261)

Victor Reinz – Multi-Layer Steel Right Cylinder Head Gasket (Part No.61-53665-00)

Felpro – Fuel Injection Plenum Gasket Set (Part No.MS 96535)

Cloyes Gear – Engine Timing Chain (Part No.9-4180)

PowerBond – Premium OEM Replacement Harmonic Balancer; 151mm Diameter (Part No.PB1682N)

Dorman – Variable Valve Timing Solenoid Gasket (Part No.918-373)

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72900)

Spartan – Engine Cylinder Head; Nissan VQ35DE 07-10 Right Head (Part No.2344ER)

KAI – Undercar Shield (Part No.NI1228103)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S699)

National – Engine Crankshaft Seal (Part No.228411)

Cloyes Gear – Engine Timing Balance Shaft Chain (Part No.C902)

Melling – Stock Replacement Engine Assembly Lubricant, 4 oz. (Part No.M-10012)

MAHLE Original – Engine Valve Cover Gasket (Part No.VS50371SL)

Felpro – Fuel Injection Plenum Gasket Set (Part No.MS 96471)

Felpro – Engine Oil Pan Gasket Set – RTV Black silicone with Rubber end seals (Part No.OS 30696)

MAHLE Original – Engine Valve Cover Gasket (Part No.VS50371SL)

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50608 R)

Felpro – VALVE COVER GASKET SET (Part No.VS 50623 R)

Dorman – Engine Oil Cooler Adapter Seal (Part No.917-036)

Felpro – TIMING COVER GASKET SET (Part No.TCS 45997)

MAHLE Original – Engine Oil Cooler Seal (Part No.B32450)

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40631)

MAHLE Original – Engine Valve Cover Gasket (Part No.VS50371SR)

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72821)

National – Engine Crankshaft Seal (Part No.228411)

Felpro – VALVE STEM SEAL SET (Part No.SS 70157)

MAHLE Original – Engine Coolant Water Bypass Gasket (Part No.C31682)

Felpro – Engine Conversion Gasket Set (Part No.CS 26261)

Victor Reinz – Molded Rubber Valve Cover Gasket: Direct Fit, 1 Piece (Part No.71-53379-00)

Victor Reinz – Molded Rubber Valve Cover Gasket Set: Direct Fit, 2 Pieces (Part No.15-10107-01)

Victor Reinz – Engine Oil Pan Gasket Set (Part No.19-10205-01)

Felpro – Fuel Injection Plenum Gasket Set (Part No.MS 96535)

Dorman – Variable Valve Timing Solenoid Gasket (Part No.918-373)

Victor Reinz – RTV Silicone (Part No.70-31414-10)

Victor Reinz – Fuel Injection Plenum Gasket (Part No.71-13425-00)

Victor Reinz – Engine Oil Cooler Seal (Part No.71-11467-00)

Anchor – Engine Mount: Front, 1 Piece (Part No.9167)

Anchor – Engine Mount: Rear, 1 Piece (Part No.9209)

Anchor – Engine Mount: Front Right, 1 Piece (Part No.9190)

Anchor – Engine Mount: Front, 1 Piece (Part No.9713)

Anchor – Engine Mount: Right, 1 Piece (Part No.9223)

Anchor – Engine Mount: Front, 1 Piece (Part No.9252)

Anchor – Engine Mount: Rear, 1 Piece (Part No.9248)

Anchor – Engine Mount: Rear, 1 Piece (Part No.9714)

Anchor – Engine Mount: Rear, 1 Piece (Part No.9547)

Dorman – Valve Covers: with Gasket, Direct Replacement, Plastic (Part No.264-985)

Dorman – Valve Covers: with Gasket, Direct Replacement, Plastic (Part No.264-984)

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26261 PT)

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26370 PT)

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26371 PT)

Dorman – Valve Covers: with Gasket, Direct Replacement, Plastic (Part No.264-982)

Felpro – PermaTorque Engine Cylinder Head Gasket Set (Part No.HS 26261 PT)

Felpro – CYLINDER HEAD BOLT SET (Part No.ES 72198)

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72900)

Felpro – PermaTorque Engine Cylinder Head Gasket Set (Part No.HS 26239 PT-1)

Spartan – Engine Cylinder Head; Nissan QR25DE Cyl Head (Part No.2374)

Spartan – Engine Cylinder Head; Nissan VQ35DE 02-10 Left Head (Part No.2344AL)

Spartan – Engine Cylinder Head; Nissan VQ35DE 02-10 Right Head (Part No.2344AR)

Victor Reinz – Engine Cylinder Head Gasket Set (Part No.02-10648-01)

MAHLE Original – Engine Cylinder Head Gasket Set (Part No.HS54444)

Autotecnica – Valve Cover w/ Gasket, Left; Includes Gasket and spark plug Tube Seals (Part No.NI1418443)

Autotecnica – Valve Cover w/ PCV & Gasket, Includes ACM flange gasket, spark plug tube seals, and PCV 11810-8J102 (Part No.NI1415064)

Victor Reinz – Multi-Layer Steel Right Cylinder Head Gasket (Part No.61-53665-00)

Victor Reinz – Multi-Layer Steel Left Cylinder Head Gasket (Part No.61-53670-00)