2003 Lexus ES300 Engine Cooling Parts

Essential 2003 Lexus ES300 Engine Cooling Parts

Carquest Premium – Coolant Housing/Water Outlet (Part No.85353)

Coolant Housing/Water Outlet

from

$56.99
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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Carquest Premium – Standard Thermostat: 180 Degrees (Part No.14078)

Standard Thermostat: 180 Degrees

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$17.79
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Stant – THERMOSTAT SEAL (Part No.27286)

THERMOSTAT SEAL

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$1.49
THERMOSTAT SEAL

Elring – SEAL RING – COPPER (Part No.4M20011240ELR)

SEAL RING - COPPER

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$1.24
SEAL RING – COPPER

Felpro – Engine Water Pump Gasket (Part No.35519)

Engine Water Pump Gasket

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$3.49
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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NPW – NPW Water Pump (Part No.G300054487NPW)

NPW Water Pump

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$66.67
The NPW water pump is a 100% new replacement and contains no remanufactured components, assuring original equipment performance, quality and fit.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • Advanced impeller design.
  • Quality cast housing.
  • Precision bearings.
  • Resistant to corrosion.
  • Unitized bearing assembly.
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Felpro – WATER OUTLET GASKET (Part No.35648)

WATER OUTLET GASKET

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$1.49
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Felpro – Engine Coolant Thermostat Seal (Part No.35445)

Engine Coolant Thermostat Seal

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$5.49
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 and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

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$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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Dorman – Thermostat Housing (Part No.G40102091921DOR)

Thermostat Housing

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$45.84
Dorman’s Engine Coolant Thermostat Housing has improved durability and resistance. It withstands the extreme changes in temperature that frequently cause housing to become brittle, crack and leak. Maintain the steady flow of coolant and lessen the chances of overheating.

Product Features:
  • Direct replacement for a proper fit every time
  • Hoses slide on for easy installation
  • High-quality plastic or metal construction
  • Includes all hardware necessary for a complete repair (where applicable)
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10233)

Radiator Cap: 16 PSI

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$13.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Felpro – O-RING (Part No.35654)

O-RING

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$5.99
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 and manufactured specifically for the repair environment
  • 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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FAE – Water Temperature Sender (Part No.P403629916FAE)

Water Temperature Sender

from

$17.95
Water Temperature Sender

Autopart International Inc – Auxiliary Fan Switch (Part No.G50302060133API)

Auxiliary Fan Switch

from

$101.32
Auxiliary Fan Switch

Carquest Premium – Radiator Cap Tester Adapter (Part No.12021)

Radiator Cap Tester Adapter

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$17.79
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Dorman – Radiator Mount Bushing (Part No.926-279)

Radiator Mount Bushing

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$21.99
This radiator mount bushing 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 radiator mount bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that 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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Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)

Sensor-Safe, High-Torque RTV Silicone Gasket Maker

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$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Futaba – Water Outlet Cap (Part No.G304465226FEW)

Water Outlet Cap

from

$15.55
Water Outlet Cap

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432411)

Radiator: With Transmission Oil Cooler

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$151.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle¿s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Carquest Premium – Engine Cooling Fan Switch (Part No.TFA1054)

Engine Cooling Fan Switch

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$124.99
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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Dorman – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.621-147)

Radiator Fan Assembly: Single, Cost Effective And Reliable

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$114.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Genera – TYC / Genera Auxiliary Fan Motor (Part No.G5006312661TYC)

TYC / Genera Auxiliary Fan Motor

from

$95.12
TYC brand Cooling Fan Motors feature premium grade ball bearings and permanent magnets to ensure longest-lasting performance under the most extreme conditions. TYC Cooling Fan Motor designs are put through a multitude of tests, like corrosion, moisture, vibration, high to low temp operation, to name to a few. At TYC/Genera, every opportunity has been taken to build a replacement part that will install, perform and last as well as the OE part it replaces.

Product Features:
  • OE Quality
  • High grade ball bearings and permanent magnets
  • Durable and Dependable
  • Thoroughly Tested
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Flex A Lite – Trimline Straight Blade Electric Fan (Part No.114)

Trimline Straight Blade Electric Fan

from

$125.99
Trimline Straight Blade Electric Fan

Dorman – Radiator Fan Assembly: Dual, Cost Effective & Reliable (Part No.620-532)

Radiator Fan Assembly: Dual, Cost Effective & Reliable

from

$232.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Dorman – Plastic Drain Cock Screw-In Type Screw-M14-2.0 (Part No.490-216.1)

Plastic Drain Cock Screw-In Type Screw-M14-2.0

from

$2.99
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Dorman – Help – Radiator Drain Cocks (Part No.61125)

Radiator Drain Cocks

from

$7.29
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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DENSO – Relay (Part No.P2020749144ND)

Relay

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$22.64
An electrical relay is sort of a magical device: it takes a small electrical signal and uses it to manage a much more powerful current, permitting electrical systems to be both lighter and more dependable at the same time. DENSO has supplied quality relays to the OE automotive world for over 60 years. The very same performance and dependability are available across the replacement aftermarket with DENSO First Time Fit® relays. Engineered to meet the most stringent automaker standards for shock resistance, arcing, and thermal protection, DENSO auto relays feature the lowest return rates in the industry; that equals value for car owners and repair facilities alike

Product Features:
  • Lead-free, solderless construction prevents heat shock and arcing
  • Controlled contact force, self-adjusting air gap increase longevity of the internal parts
  • Industry-standard packaging and footprint
  • Low heat generation
  • Reduced electrical loads
  • Built to last
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Carquest – A/C and Heater Relay (Part No.R3054)

A/C and Heater Relay

from

$20.99
Product Features:
  • Our units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
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2003 Lexus ES300 Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2003 Lexus ES300. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 53 different Engine Cooling Parts in our inventory ranging from $1.24 to $519.99. That means you can find the exact parts or products you need to keep that 2003 Lexus ES300 running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 23 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Lexus ES300. Permatex, Carquest Premium, and Felpro are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 2003 Lexus ES300, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 891 reviews in this category, some of the top rated parts include Radiator Cap: 16 PSI with 4.0 stars and Standard Thermostat: 170 Degrees with 4.7 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2003 Lexus ES300 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 2003 Lexus ES300 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Lexus ES300 demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your ES300 the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Beck/Arnley Engine Cooling Parts

We carry Beck/Arnley parts in our stock across Thermostat and Water Outlet Gaskets categories, plus more. For a 2003 Lexus ES300, our most popular Beck/Arnley Engine Cooling Parts include:
Thermostat Gasket
from $5.49
(25)
Thermostat Gasket
Thermostat and Water Outlet Gaskets

Top 2003 Lexus ES300 Engine Cooling Parts from Permatex

Permatex products are another trusted brand when it comes to Engine Cooling Parts for your 2003 Lexus ES300. Popular Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Sensor-Safe, High Torque RTV Silicone Gasket Maker
from $6.99
(9)
Sensor-Safe, High Torque RTV Silicone Gasket Maker
Engine Water Pump Inlet Pipe Gaskets

FAQs for 2003 Lexus ES300 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2003 Lexus ES300?

Out of 53 Engine Cooling Parts for the 2003 Lexus ES300, the most popular in our inventory are:
Radiator Cap: 16 PSI
from $13.99
(193)
Radiator Cap: 16 PSI
Engine Coolant Thermostat Housing Caps
Standard Thermostat: 180 Degrees
from $17.79
(75)
Standard Thermostat: 180 Degrees
Thermostats
Engine Coolant Thermostat Seal
from $5.49
(76)
Engine Coolant Thermostat Seal
Engine Coolant Water Inlet Seals

What are the top-rated 2003 Lexus ES300 Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2003 Lexus ES300 based on customer reviews/ratings are:
Radiator Cap: 16 PSI
from $21.99
(41)
Radiator Cap: 16 PSI
“Mustang was heating up. Found out was cap. This cap pops to release pressure so not to pop radiator. Works great. Will buy again when needed.”
Standard Thermostat: 170 Degrees
from $17.29
(33)
Standard Thermostat: 170 Degrees
“Return it”
Engine Water Pump: New, Gasket/Seals Included
from $75.99
(13)
Engine Water Pump: New, Gasket/Seals Included
“Replaced on a 1996 Toyota Camry 2.2 engine. Great price with code entry, and as always Advance Auto Parts had it in stock! The water pump is the exac”