2003 Toyota Tundra Engine Parts

Essential 2003 Toyota Tundra Engine Parts

Felpro – Engine Valve Cover Grommet Set (Part No.ES 72133)

Engine Valve Cover Grommet Set

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$28.49
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
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Ishino – Oil Filler Cap Gasket (Part No.A6150149731ISH)

Oil Filler Cap Gasket

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$3.83
Oil Filler Cap Gasket

Mahle – Valve Cover Gasket S (Part No.A80291702644MAH)

Valve Cover Gasket S

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$60.79
WARNING: This item cannot be returned for a replacement or refund if opened! 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
  • Utilizes OE equivalent or better materials
  • Packaged in shrink wrapped tray
  • Every part you need to complete your gasket repair in one package unless otherwise stated
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Ishino Stone – Oil Pick-up Tube Gas (Part No.A6276810735ISH)

Oil Pick-up Tube Gas

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$2.07
Oil Pick-up Tube Gas

Imperial – Ultra-Cool Engine Oil Cooler Kit (Part No.240457)

Ultra-Cool Engine Oil Cooler Kit

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$167.99
Product Features:
  • Size: 3/4 in. x 10 in. x 12-1/4 in.
  • Medium duty applications
  • All except Chevrolet V8 applications
  • Two-pass design for increased cooling
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Felpro – FUEL INJECTOR O-RING SET (Part No.ES 70600)

FUEL INJECTOR O-RING SET

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$7.99
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
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Dorman – Variable Valve Timing Filter Screen (Part No.926-126)

Variable Valve Timing Filter Screen

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$7.29
This engine variable valve timing (VVT) solenoid filter is designed to match the fit and function of the original filter on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine variable valve timing (VVT) solenoid filter is designed to match the fit and function of the original filter on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to clogging
  • 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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Felpro – Engine Cylinder Head Bolt Washer Set (Part No.ES 72899)

Engine Cylinder Head Bolt Washer Set

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$18.29
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
  • Validated for fit, form, and function
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Ishino Stone – Oil Cooler Seal (Part No.A6310409993ISH)

Oil Cooler Seal

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$7.87
Oil Cooler Seal

Felpro – CAMSHAFT REAR PLUG SEAL SET (Part No.TCS 45979)

CAMSHAFT REAR PLUG SEAL SET

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$15.99
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
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Dayco – Timing Belt Kit; With Belt, Camshaft Belt Tensioner And Idler, 3 Piece Set (Part No.95298K1)

Timing Belt Kit; With Belt, Camshaft Belt Tensioner And Idler, 3 Piece Set

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$148.99
Demanded by today’s OEMs and manufactured to meet critical fit, form and function requirements, Dayco timing belt kits ensure parts accuracy, time savings and long-lasting performance. This kit is designed for the replacement of worn or damaged original equipment timing belts, tensioners and idler pulleys – each matched to a specific vehicle make and model.

Product Features:
  • Engineered for both domestic and import vehicle applications with a timing belt
  • All components needed for a complete timing belt replacement included in one box
  • Includes premium Dayco components and tough, wear-resistant belt
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Dorman – Help – Engine Oil Dipstick: Direct Replacement, Plastic/Metal (Part No.921-133)

Engine Oil Dipstick: Direct Replacement, Plastic/Metal

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$24.29
This engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications. Level marks are clearly distinguished and properly gauged for accuracy.

Product Features:
  • Ideal replacement – this engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications
  • Ideal solution – level marks are clearly distinguished and properly gauged for accuracy
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Felpro – CONVERSION GASKET SET/ LOWER GASKET SET (Part No.CS 26226-1)

CONVERSION GASKET SET/ LOWER GASKET SET

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$131.99
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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Dayco – Premium Timing Belt, 60.16 Inch With 191 Round Tooth (Part No.95271)

Premium Timing Belt, 60.16 Inch With 191 Round Tooth

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$51.99
Manufactured with tough, wear-resistant fabric, high-tensile strength cord and a molded tooth surface, the Dayco timing belt provides consistent slip-proof power transfer and high resistance to oil and engine heat. The belt features a molded cog design which runs quieter and is more economical and a premium, high modulus glass fiber cord that delivers precise length stability to keep the engine running smoothly over the life of the belt.

Product Features:
  • Designed for specific OHC and DOHC applications that range from normal service to high performance, high temperature engines
  • Offers noise reduction and minimum dimensional tolerances for precise valve timing
  • Engineered with reduced elongation for maximum durability, high abrasion resistance and better performance
  • Timing marks are applied on the belt for proper installation
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Elring – AT Filter O-Ring (Part No.J5001461422ELR)

AT Filter O-Ring

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$1.51
AT Filter O-Ring

NSK – Timing Belt Idler Bearing (Part No.A530062728NSK)

Timing Belt Idler Bearing

from

$56.81
Timing Belt Idler Bearing

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7261M)

Engine Crankshaft Main Bearing Set

from

$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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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National – Multi Purpose Seal (Part No.224020)

Multi Purpose Seal

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$12.99
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:
  • 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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Felpro – Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber W/ Gasket Sealant, 4 Piece (Part No.OS 30739)

Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber W/ Gasket Sealant, 4 Piece

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$25.49
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:
  • 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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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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Dorman – Help – Engine Oil Filler Cap (Part No.84111)

Engine Oil Filler Cap

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$14.99
This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original part that is missing or cracked due to heat and fatigue
  • 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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Ajusa – OIL COOLER GASKET (Part No.13181750)

OIL COOLER GASKET

from

$5.49
OIL COOLER GASKET

Mahle – Valve Guide (Part No.A3060194345MAH)

Valve Guide

from

$6.15
Valve Guide

Dayco – Timing Component Kit; With Camshaft Belt Tensioner And Idler, 2 Piece Set (Part No.84091)

Timing Component Kit; With Camshaft Belt Tensioner And Idler, 2 Piece Set

from

$139.99
Manufactured to meet critical OE quality fit, form and function requirements demanded by today’s vehicle manufacturers, Dayco’s timing component kit ensures long lasting peak performance. This kit is designed to replace worn or damaged original equipment timing belts, tensioners and idler pulleys. It includes pre-packaged tensioners, idler pulleys and instructions – each matched to a specific make, model and vehicle year.

Product Features:
  • Engineered for the majority of domestic and import vehicle applications with a timing belt
  • All components needed for a complete timing belt replacement included in one box
  • Includes premium Dayco components and a tough, wear-resistant belt
  • Meets or exceeds OE quality
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National – Redi-Sleeve (Part No.99204)

Redi-Sleeve

from

$49.99
Designed to provide enhanced endurance and maximum contamination exclusion while ensuring proper fit, form and function.
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Spartan – Engine Long Block; Toyota 3URFE 07-15 Eng (Part No.865)

Engine Long Block; Toyota 3URFE 07-15 Eng

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$7684.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

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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AISIN – Timing Belt Kit With Water Pump (Part No.A5001449799ASC)

Timing Belt Kit With Water Pump

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$336.56
The AISIN Timing Belt Kit With Water Pump contains the timing belt, tensioner and deflection pulleys as well as a AISIN water pump. All AISIN components meet the strict original equipment requirements.

Product Features:
  • Original equipment quality
  • Enhanced reliability for engine and vehicle owner
  • Individual parts need not be ordered
  • AISIN Hydraulic Tensioner in select applications
  • AISIN Water Pump with gaskets. Water Pump with housing in select applications
  • OE matched Idler Bearing, and Tensioner Bearing (Koyo and NSK brands)
  • OE matched Timing Belt supplied by Mitsuboshi
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Spectra Premium – Engine Oil Pan (Part No.TOP37A)

Engine Oil Pan

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$222.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium oil pans meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE expertise
  • Durable powder coating applied to exterior of oil pan for a long lasting rust free unit
  • Washed and then sealed with an anti-corrosive spray on the interior for a rust free unit at installation
  • Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
  • Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
  • Road tested to ensure real world performance and to verify that each design meets our high standards for quality
  • Coating salt spray tested for over 200 hours to insure durability
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2003 Toyota Tundra Engine Parts

You count on your 2003 Toyota Tundra 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 137 Engine Parts ranging in price from $1.49 to $4,409.99, you’re sure to find everything you need for your 2003 Toyota Tundra.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 31 different brands like Felpro, Dayco, and National. 2003 Toyota Tundra Engine Parts start as low as $1.49!

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 2,922 extensive product reviews on 2003 Toyota Tundra Engine Parts. Some of the top-rated Engine Parts products we carry are Premium OEM Replacement Harmonic Balancer; 159mm Diameter with 4.6 stars and Engine Oil Filler Cap: 10080, Screw On, Direct Fit, Provides Tight Seal, 1 Pack with 4.1 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 Toyota Tundra below to get started!

Top-Rated Engine Parts Brands For Your 2003 Toyota Tundra

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 Toyota Tundra running right for years to come. In our inventory you’ll find brands like Felpro, Dayco, National, and even more.

Popular ASIAN Engine Parts

You’ll find popular ASIAN brand products across Oil Pumps. All are waiting to get your 2003 Toyota Tundra back on the road. Some of the top-rated ASIAN products in these categories are:
AISIN Oil Pump
from $177.92
(1)
AISIN Oil Pump
Oil Pumps

FAQs for 2003 Toyota Tundra Engine Parts

What are the most purchased Engine Parts for the 2003 Toyota Tundra?

Out of 137 Engine Parts for the 2003 Toyota Tundra, the most popular in our inventory are:
Engine Valve Cover Gasket Set
from $66.99
(19)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
Engine Valve Cover Gasket Set
from $51.99
(12)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
FUEL INJECTOR O-RING SET
from $7.99
(12)
FUEL INJECTOR O-RING SET
O-Rings

What are the top-rated 2003 Toyota Tundra Engine Parts?

Top-rated Engine Parts for your 2003 Toyota Tundra based on customer reviews/ratings are: