2003 Infiniti M45 Engine Parts

Essential 2003 Infiniti M45 Engine Parts

National – Multi Purpose Seal (Part No.224650)

Multi Purpose Seal

from

$13.29
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Nippon Reinz – Nippon Reinz Valve Cover Gasket (Part No.A8030117570NRZ)

Nippon Reinz Valve Cover Gasket

from

$26.04
Innovative product design and high quality materials allows us to provide Victor Reinz gaskets to meet specific engine requirements. The Dana global team of experienced engineers works with all engine types and configurations to offer the best sealing solution for specific applications.

Product Features:
  • Improved reliability, durability, and engine performance
  • Embossment shapes designed to improve durability
  • Stopper layer can be designed with topography to optimize load balance
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Mahle – Cyl. Head Bolt Set (Part No.A3031571073MAH)

Cyl. Head Bolt Set

from

$76.22
Cyl. Head Bolt Set

Driveworks – Main Bearing Repair Sleeve (Part No.S-99181)

Main Bearing Repair Sleeve

from

$43.49
Product Features:
  • Brand may vary by location
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Corteco – Valve Stem Seal (Part No.A807045124CFW)

Valve Stem Seal

from

$7.26
Valve Stem Seal

Hitachi – Variable Timing Control Solenoid – Actual OE Part New (Part No.VTS0006)

Variable Timing Control Solenoid - Actual OE Part New

from

$192.99
Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivery industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters. Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivery industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters.

Product Features:
  • 100% NEW, never remanufactured
  • 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
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Carquest Premium – Camshaft Sensor (Part No.CSC1043)

Camshaft Sensor

from

$43.99
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, including the

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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Flex A Lite – Oil Cooler Sandwich Adapter Kit (Part No.3961)

Oil Cooler Sandwich Adapter Kit

from

$42.99
Oil Cooler Sandwich Adapter Kit

National – Shaft Repair Sleeve (Part No.99157)

Shaft Repair Sleeve

from

$37.49
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Ishino Stone – Fuel Pump Tank Seal (Part No.E3004418254ISH)

Fuel Pump Tank Seal

from

$25.16
Fuel Pump Tank Seal

NTC – Tama Engine Coolant Temperature Sensor (Part No.C6020463610NTC)

Tama Engine Coolant Temperature Sensor

from

$26.04
The NTC-Tama Engine Coolant Temperature Sensor is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Felpro – CONVERSION GASKET SET/ LOWER GASKET SET (Part No.CS 26586)

CONVERSION GASKET SET/ LOWER GASKET SET

from

$63.99
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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Mahle – Mahle Cylinder Head Gasket (Part No.A8100139411MAH)

Mahle Cylinder Head Gasket

from

$67.90
Mahle is the largest gasket manufacturer in the world, providing you original equipment design and quality and world class aftermarket service. Mahle does not just cut gaskets – it designs total system sealing approaches that utilize application engineering. This means that regardless of what application you are trying to seal, you can count on Mahle doing the research and testing to provide the optimum material and technology for that specific application – this systems sealing approach requires a variety of materials. No other gasket manufacturer offers the Application Engineered approach to sealing an engine. A variety of different gasket materials insure an engine gets the optimal seal. All gaskets are not created equal – Mahle gaskets prove it every day.

Product Features:
  • Original equipment design and quality
  • Head gaskets give you original equipment form, fit, and function
  • Utilizes OE equivalent or better materials
  • Packaged in shrink wrapped tray
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Felpro – CRANKSHAFT FRONT SEAL SET (Part No.TCS 46201)

CRANKSHAFT FRONT SEAL SET

from

$44.99
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
  • Engineered for the sealing repair environment
  • 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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National – Multi Purpose Seal (Part No.228411)

Multi Purpose Seal

from

$30.49
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

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

Engine Oil Filler Cap: 10107, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$12.49
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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NTK – Crankshaft Or Camshaft Position Sensor (Part No.EC0199)

Crankshaft Or Camshaft Position Sensor

from

$47.99
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. NTK Crankshaft or Camshaft Position Sensors are premium quality products with outstanding support and leading innovation bred from our OE heritage.

Product Features:
  • THE NTK 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
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Hitachi – Camshaft Position Sensor (Part No.CPS0007)

Camshaft Position Sensor

from

$63.99
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
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Ishino Stone – Position Sensor O-Ri (Part No.A4017284603ISH)

Position Sensor O-Ri

from

$2.00
Position Sensor O-Ri

MAHLE Original – Cylinder Head Bolts (Part No.GS33540)

Cylinder Head Bolts

from

$129.99
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
  • Cylinder head bolt set (GS) contains the head bolts necessary to replace one cylinder head. Torque-to-yield bolts cannot be reused, new fasteners ensure proper sealing load when used with new MAHLE Original head gaskets.
  • 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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Felpro – CYLINDER HEAD BOLT SET (Part No.ES 72198)

CYLINDER HEAD BOLT SET

from

$89.99
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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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26748)

O-Ring & Gasket A/C System Seal Kit

from

$14.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
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MAHLE Original – Timing Cover Set (Part No.JV5088)

Timing Cover Set

from

$35.99
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
  • Timing cover gasket set contains the timing cover seal and timing cover gasket(s) where required.
  • 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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2003 Infiniti M45 Engine Parts

You count on your 2003 Infiniti M45 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 51 Engine Parts ranging in price from $2.00 to $370.99, you’re sure to find everything you need for your 2003 Infiniti M45.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 20 different brands like Carquest Premium, Factory Air, and NTK. 2003 Infiniti M45 Engine Parts start as low as $2.00!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 41 extensive product reviews on 2003 Infiniti M45 Engine Parts. Some of the top-rated Engine Parts products we carry are CYLINDER HEAD BOLT SET with 3.5 stars and Cylinder Head Bolts with 3.0 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 2003 Infiniti M45 below to get started!

Top-Rated Engine Parts Brands For Your 2003 Infiniti M45

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Infiniti M45 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Factory Air, NTK, and even more.

Popular Dorman Engine Parts

You’ll find popular Dorman brand products across Engine Gaskets and Seals. All are waiting to get your 2003 Infiniti M45 back on the road. Some of the top-rated Dorman products in these categories are:
Fuel Pump Lock Ring
from $38.49
(1)
Fuel Pump Lock Ring
Fuel Tank Sending Unit Gaskets

Top-Rated Engine Parts


If are what you’re looking for, our inventory holds plenty. We stock brand Engine Parts for your 2003 Infiniti M45, and some of our most reviewed parts include:
Multi Purpose Seal
from $13.29
(20)
Multi Purpose Seal
Timing Cover Seals

FAQs for 2003 Infiniti M45 Engine Parts

What are the most purchased Engine Parts for the 2003 Infiniti M45?

Out of 51 Engine Parts for the 2003 Infiniti M45, the most popular in our inventory are:
O-Ring & Gasket A/C System Seal Kit
from $14.49
(6)
O-Ring & Gasket A/C System Seal Kit
O-Rings
Camshaft Sensor
from $43.99
This product is not rated
Camshaft Sensor
Crankshaft Position Sensors

What are the top-rated 2003 Infiniti M45 Engine Parts?

Top-rated Engine Parts for your 2003 Infiniti M45 based on customer reviews/ratings are:
CYLINDER HEAD BOLT SET
from $89.99
(2)
CYLINDER HEAD BOLT SET
“Truck needed two sets, I only purchased one at the time.”
Cylinder Head Bolts
from $129.99
(1)
Cylinder Head Bolts
“part fit fine and worked”