2003 Lexus GS300 Engine Parts

Essential 2003 Lexus GS300 Engine Parts

Mitsuboshi – Mitsuboshi Timing Belt (Part No.A5000574380MBL)

Mitsuboshi Timing Belt

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$29.54
The Mitsuboshi Timing Belt is made to meet or exceed tough OE performance specifications and is resistant to high temperatures, is oil resistant and provides low noise and reliable operation.

Product Features:
  • High-tensile strength Carbon Cord
  • Abrasion resistant
  • High elasticity, high hardness HNBR rubber
  • Increased durability
  • Reduced noise
  • Rubber construction for superior flexibility
  • Special low friction tooth fabric
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Dayco – Timing Hydraulic Belt Actuator; 1 Piece, Meets Or Exceeds OE Quality (Part No.85015)

Timing Hydraulic Belt Actuator; 1 Piece, Meets Or Exceeds OE Quality

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$62.99
Designed to absorb changes in timing belt tension caused by variations in engine temperatures, speed or the general wear and aging of the belt, the Dayco hydraulic timing belt actuator keep belt tension at a constant level. It reduces noise, prevents belt flapping and ensures proper timing effectiveness throughout the entire service life of the belt. The Dayco hydraulic timing belt actuator is manufactured to meet the critical OE quality, form, fit and function requirements necessary for superior performance.

Product Features:
  •  Designed to dampen noise and enhance belt life
  •  Keeps belt tension at a constant level for better performance
  •  Meets OE fit, form and function criteria
  • Prevents belt flapping
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Dorman – Rubber Expansion Plug 1-3/8 In. – Size Range 1-3/8 In. – 1-1/2 In. (sold by each) (Part No.570-008)

Rubber Expansion Plug 1-3/8 In. - Size Range 1-3/8 In. - 1-1/2 In. (sold by each)

from

$3.99
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to 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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Felpro – Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber W/ Gasket Sealant, 5 Piece (Part No.OS 30763)

Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber W/ Gasket Sealant, 5 Piece

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$32.49
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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Felpro – Engine Conversion Gasket Set (Part No.CS 26297)

Engine Conversion Gasket Set

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$64.99
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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Carquest Premium – Crankshaft Sensor (Part No.CSC1252)

Crankshaft Sensor

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$67.99
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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Felpro – Engine Crankshaft Seal Kit (Part No.TCS 46080)

Engine Crankshaft Seal Kit

from

$6.49
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
  • 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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Felpro – Cylinder Head Gasket Set (Part No.HS 26297 PT)

Cylinder Head Gasket Set

from

$141.99
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:
  • SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Carquest Premium – Engine Oil Filler Cap: 10121, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10121)

Engine Oil Filler Cap: 10121, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack

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$6.49
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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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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Spectra Premium – OIL PAN (Part No.TOP74A)

OIL PAN

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$411.99
OIL PAN

Dorman – Camshaft Position Sensor (Part No.907-856)

Camshaft Position Sensor

from

$141.99
This engine camshaft position sensor is designed to match the fit and function of an original sensor to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this engine camshaft position sensor is designed to match the fit and function of an original sensor on specified vehicles
  • Ideal solution – engineered to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage
  • 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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Dayco – Timing Belt Kit; With Belt, Camshaft Belt Tensioner, 2 Piece Set (Part No.95215K1)

Timing Belt Kit; With Belt, Camshaft Belt Tensioner, 2 Piece Set

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$66.99
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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Elring – AT Filter O-Ring (Part No.J5001461422ELR)

AT Filter O-Ring

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$1.51
AT Filter O-Ring

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

Oil Cooler Sandwich Adapter Kit

from

$42.99
Oil Cooler Sandwich Adapter Kit

Carquest Premium – Engine Oil Level Sensor (Part No.FFC1132)

Engine Oil Level Sensor

from

$266.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Ishino Stone – Oil Pick-up Tube Gas (Part No.A6276810737ISH)

Oil Pick-up Tube Gas

from

$5.84
Oil Pick-up Tube Gas

Dorman – Variable Valve Timing Solenoid (Part No.917-288)

Variable Valve Timing Solenoid

from

$131.99
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
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Dorman – Steel Cup Expansion Plug 35.21mm, Height 0.380 (Part No.555-093.1)

Steel Cup Expansion Plug 35.21mm, Height 0.380

from

$2.29
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to 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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Driveworks – Manual Transmission Output Shaft Seal (Part No.S-224020)

Manual Transmission Output Shaft Seal

from

$7.29
Product Features:
  • Brand may vary by location
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Carquest Premium – Engine Camshaft Position Sensor Connector (Part No.PTA1149)

Engine Camshaft Position Sensor Connector

from

$7.79
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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
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Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72249)

Engine Cylinder Head Bolt Set

from

$75.99
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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Nippon Reinz – Nippon Reinz Cylinder Head Gasket (Part No.A8100134558NRZ)

Nippon Reinz Cylinder Head Gasket

from

$118.35
Nippon Reinz 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 Nippon Reinz 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 – Nippon Reinz gaskets prove it every day.

Product Features:
  • Original equipment design and quality
  • Head sets give you original equipment form, fit, and function
  • Utilizes OE equivalent or better materials in all head sets
  • Packaged in shrink wrapped tray
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KAI – Undercar Shield (Part No.LX1228107)

Undercar Shield

from

$44.99
New Standard Replacement Undercar Shield

Product Features:
  • 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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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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Dayco – Timing Component Kit; Camshaft Belt Tensioner Only, 1 Piece Set (Part No.84069)

Timing Component Kit; Camshaft Belt Tensioner Only, 1 Piece Set

from

$35.99
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 – 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 – Intake Plenum Gasket (Part No.A8041173468ISH)

Intake Plenum Gasket

from

$18.25
Intake Plenum Gasket

2003 Lexus GS300 Engine Parts

You count on your 2003 Lexus GS300 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 68 Engine Parts ranging in price from $1.29 to $526.99, you’re sure to find everything you need for your 2003 Lexus GS300.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 22 different brands like Felpro, Carquest Premium, and Driveworks. 2003 Lexus GS300 Engine Parts start as low as $1.29!

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 33 extensive product reviews on 2003 Lexus GS300 Engine Parts. Some of the top-rated Engine Parts products we carry are Rubber Expansion Plug 1-3/8 In. – Size Range 1-3/8 In. – 1-1/2 In. (sold by each) with 5.0 stars and Steel Cup Expansion Plug 35.21mm, Height 0.380 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 Lexus GS300 below to get started!

Top-Rated Engine Parts Brands For Your 2003 Lexus GS300

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 Lexus GS300 running right for years to come. In our inventory you’ll find brands like Felpro, Carquest Premium, Driveworks, and even more.

Popular Mitsuboshi Engine Parts

You’ll find popular Mitsuboshi brand products across Engine Timing Parts. All are waiting to get your 2003 Lexus GS300 back on the road. Some of the top-rated Mitsuboshi products in these categories are:
Mitsuboshi Timing Belt
from $29.54
(1)
Mitsuboshi Timing Belt
Timing Belts

Top-Rated Engine Parts


If are what you’re looking for, our inventory holds plenty. We stock brand Engine Parts for your 2003 Lexus GS300, and some of our most reviewed parts include:

FAQs for 2003 Lexus GS300 Engine Parts

What are the most purchased Engine Parts for the 2003 Lexus GS300?

Out of 68 Engine Parts for the 2003 Lexus GS300, the most popular in our inventory are:
VALVE COVER GASKET SET
from $36.99
(6)
VALVE COVER GASKET SET
Valve Cover Gaskets
Oil Seal
from $7.29
(6)
Oil Seal
Crankshaft Seals

What are the top-rated 2003 Lexus GS300 Engine Parts?

Top-rated Engine Parts for your 2003 Lexus GS300 based on customer reviews/ratings are:
Rubber Expansion Plug 1-3/8 In. - Size Range 1-3/8 In. - 1-1/2 In. (sold by each)
from $3.99
(2)
Rubber Expansion Plug 1-3/8 In. – Size Range 1-3/8 In. – 1-1/2 In. (sold by each)
“These worked great for making a skidoo secondary clutch tool.”
Nippon Reinz Cylinder Head Gasket
from $118.35
(1)
Nippon Reinz Cylinder Head Gasket
“These bushings served as replacements for 222,000 mile bushings. The replacement bushings fit as designed and the car drives like new. The front bush”