2002 Lexus RX300 Engine Cooling Parts

Keep Your 2002 Lexus RX300 in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 2002 Lexus RX300 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostat and Water Outlet Gaskets, Water Pumps, and Radiator Caps. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like FELPRO, Carquest Premium, and Sankei. For example, FELPRO Engine Cooling Parts start at just $5.49 with an average 4.6 star rating. Carquest Premium and Sankei offer similar pricing and quality, backed by strong customer feedback. With over 451 reviews and a solid 4 star average, you can shop with confidence knowing other Lexus RX300 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2002 Lexus RX300 Engine Cooling Part at Advance Auto Parts is around $64.82, with a range that starts at $1.49 and goes up to $278.59. With 52 options in stock from 25 trusted brands, finding the right fit is easy. Popular picks like Engine Coolant Thermostat Seal, Standard Thermostat: 170 Degrees, and Coolant Temperature Sensor start at just $5.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Blend Doors and Blower Motor and Related Products. At Advance Auto Parts, we’re here to help you keep your 2002 Lexus RX300 in peak condition, inside and out.

Essential 2002 Lexus RX300 Engine Cooling Parts

Forecast – Engine Cooling Auxiliary Thermo-Fan Switch (Part No.G5030261467FOR)

Engine Cooling Auxiliary Thermo-Fan Switch

from

$63.97
The Forecast Engine Cooling Thermo-Fan Switch is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Corrosion resistant housings
  • Nickel-plated or brass terminals for superior conductivity
  • High-temp composite O.E.M.-type connectors designed to mate with vehicle wiring harness without modification
  • Thermal switches matched to OEM temperatures to assure consistent performance
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Delphi – Engine Coolant Temperature Sensor (Part No.TS10198)

Engine Coolant Temperature Sensor

from

$41.49
Delphi temperature sensors are built with the latest OE technology; Delphi temperature sensors use durable, one-piece design; Delphi temperature sensors are impervious to electrical noise and interference.

Product Features:
  • Delphi temperature sensors deliver accurate readings and optimal performance
  • Delphi’s one-piece design and automated production process eliminates internal connectors and failure points
  • Each sensor is electrically insulated to eliminate interference from other components in the vehicle
  • Delphi temperature sensors are impervious to electrical noise and interference
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Ishino – Water Inlet Gasket, O-ring (Part No.G3042168546ISH)

Water Inlet Gasket, O-ring

from

$3.98
Water Inlet Gasket, O-ring

Motorad UltraStats – Thermostat: 180 Degrees (Part No.5281-180)

Thermostat: 180 Degrees

from

$21.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
See More

Koyo Cooling – Radiator (Part No.G1000173100KCS)

Radiator

from

$257.81
Radiator

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

Radiator Cap Tester Adapter

from

$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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Carquest Premium – Engine Cooling Fan Switch (Part No.TFA1007)

Engine Cooling Fan Switch

from

$50.99
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.
See More

Dorman – Thermostat Housing (Part No.G40102091913DOR)

Thermostat Housing

from

$244.96
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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Dorman – Radiator Mount Bushing (Part No.926-279)

Radiator Mount Bushing

from

$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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Felpro – O-RING (Part No.35654)

O-RING

from

$5.99
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:
  • 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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Carquest Premium – Radiator Cap: 16 PSI (Part No.10333)

Radiator Cap: 16 PSI

from

$21.99
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:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

Stant – THERMOSTAT SEAL (Part No.27286)

THERMOSTAT SEAL

from

$1.49
THERMOSTAT SEAL

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 – Thermostat Housing (Part No.G40102091921DOR)

Thermostat Housing

from

$54.77
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)
See More

Bosch – Water Pump (Part No.G3000294542BOS)

Water Pump

from

$89.56
100% New for maximum cooling and optimum performance. Restore your vehicle’s cooling system to proper working order, and minimize the risk of premature failure, by installing a Bosch 100% New Water Pump. Bosch Water Pumps are designed to operate in the highly-stressful environment of today’s cooling systems. Each pump features 100% new, OEM-quality components. Nothing is remanufactured. Count on Bosch 100% New Water Pumps for superior performance and maximum service life, and be assured that the heart of your vehicle’s cooling system will pump reliably for years to come.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • Precision pressed hub and impeller.
  • Precision unitized bearing assembly.
  • Precision machined mounting surfaces.
  • Includes all gaskets and hardware.
  • Optimum cooling performance and longevity.
See More

Mahle – Engine Coolant Thermostat Gasket (Part No.G403117595MAH)

Engine Coolant Thermostat Gasket

from

$8.35
The Mahle Engine Coolant Thermostat Gasket is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Seals the thermostat housing and helps prevent coolant from leaking from the engine for proper engine temperature
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Dorman – HVAC Air Door Actuator (Part No.R2046961674DOR)

HVAC Air Door Actuator

from

$171.47
Dorman-engineered with robust materials to improve durability and performance, our HVAC Heater Blend Door Actuators restore and maintain proper functioning of the HVAC Heater Blend Door. Depending on the make and model of your vehicle, the same exact actuator could be suitable for any and all climate control blend door applications – consult Dorman’s website for specific information.

Product Features:
  • Direct replacement for a proper fit every time
  • Recommended for replacement during blend door replacement
  • High quality plastic housing and motor/circuit board included
  • Dorman’s quality testing ensures year after year of trouble-free service
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10233)

Radiator Cap: 16 PSI

from

$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
See More

Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-550)

Radiator Fan Assembly: Dual, Cost Effective and Reliable

from

$196.99
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
See More

Felpro – Engine Coolant Outlet Gasket (Part No.35649)

Engine Coolant Outlet Gasket

from

$2.29
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:
  • 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
See More

Felpro – Engine Coolant Thermostat Seal (Part No.35445)

Engine Coolant Thermostat Seal

from

$5.49
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:
  • 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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Beck/Arnley – Water Pump Gasket (Part No.039-4170)

Water Pump Gasket

from

$28.99
Beck/Arnley parts meet foreign nameplate OE specifications for form, fit and function. Our product specialists work with a network of global sourcing partners so you can install the right part with confidence.

Product Features:
  • Matches OE form, fit and function
  • Metal where applicable
  • Quality construction for durability
  • Packaged in clear plastic for easy visibility and identification of all components
  • Application specific for this vehicle
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Carquest Premium – Multi Purpose Relay (Part No.RAA1254)

Multi Purpose Relay

from

$27.99
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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DENSO – First Time Fit Relay (Part No.P2020377199ND)

First Time Fit Relay

from

$19.69
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 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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Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.621-171)

Radiator Fan Assembly: Dual, Cost Effective and Reliable

from

$211.99
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
See More

Carquest Premium – 4 Pole Radiator or Condenser Fan Motor (Part No.35112)

4 Pole Radiator or Condenser Fan Motor

from

$84.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
See More

Flex A Lite – 27 in. Electric Fan (Part No.295)

27 in. Electric Fan

from

$569.99
27 in. Electric Fan

Most Popular Thermostat and Water Outlet Gaskets for 2002 Lexus RX300s

Enhance your 2002 Lexus RX300 with one of the 2 Thermostat and Water Outlet Gaskets we have in stock, starting at just $1.49.

Felpro – Engine Coolant Outlet Gasket (Part No.35649)

Engine Coolant Outlet Gasket

from

$2.29
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:
  • 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
See More

Felpro – WATER OUTLET GASKET (Part No.35648)

WATER OUTLET GASKET

from

$1.49
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:
  • 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
See More

Best-Selling 2002 Lexus RX300 Water Pumps

Upgrade your RX300 with one of our 3 best-selling Water Pumps, earning an average 5 stars rating across 1 reviews.

Bosch – Water Pump (Part No.G3000294542BOS)

Water Pump

from

$89.56
100% New for maximum cooling and optimum performance. Restore your vehicle’s cooling system to proper working order, and minimize the risk of premature failure, by installing a Bosch 100% New Water Pump. Bosch Water Pumps are designed to operate in the highly-stressful environment of today’s cooling systems. Each pump features 100% new, OEM-quality components. Nothing is remanufactured. Count on Bosch 100% New Water Pumps for superior performance and maximum service life, and be assured that the heart of your vehicle’s cooling system will pump reliably for years to come.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • Precision pressed hub and impeller.
  • Precision unitized bearing assembly.
  • Precision machined mounting surfaces.
  • Includes all gaskets and hardware.
  • Optimum cooling performance and longevity.
See More

AISIN – OE Replacement Water Pump (Part No.G300054487ASC)

OE Replacement Water Pump

from

$128.87
The AISIN Water Pump contains no remanufactured parts and provides optimal cooling without creating excess load to the engine. The highest quality materials are used, creating stronger body design and resistance to corrosion.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • Advanced technological design.
  • Carbon ceramic sealing.
  • Resistant to corrosion.
  • Optimum cooling performance and longevity.
See More

NPW – NPW Water Pump (Part No.G300054487NPW)

NPW Water Pump

from

$78.81
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.
See More

Top-Quality Radiator Caps for 2002 Lexus RX300s

Choose a high-quality OEM or aftermarket Radiator Cap for Lexus RX300s and enjoy top-notch performance from $8.89.

Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

from

$11.27
The Sankei Switches radiator cap range has been developed to operate within original equipment manufacturer’s specifications. A faulty radiator cap can cause your car to boil-over at a lower temperature. Test or replace the coolant cap when servicing the cooling system.

Product Features:
  • Meets Original Equipment specifications.
  • Made from premium materials.
  • Designed to function on open cooling systems and overflow reservoir type systems.
See More

Carquest Premium – Radiator Cap: 16 PSI (Part No.10233)

Radiator Cap: 16 PSI

from

$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
See More

Autopart International Inc – Radiator Cap (Part No.G10101936436API)

Radiator Cap

from

$8.89
Radiator Cap

Top Picks for 2002 Lexus RX300 Radiators

Invest in one of our 3 durable Radiators for your 2002 Ford, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432448)

Radiator: With Transmission Oil Cooler

from

$229.99
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)
See More

Koyo Cooling – Koyo Cooling Radiator (Part No.G1000173098KCS)

Koyo Cooling Radiator

from

$278.59
Plastic Tank / Aluminum Core Radiator Koyo radiators are available in plastic tank and aluminum core. The Nocolok brazing line keeps the highest quality standards, bringing you superior products you can rely on. The Koyo Cooling radiator has been engineered to the highest standards and incorporates application specific mounting locations for all fan shrouds, inlet-outlet hoses and top-bottom mounting pins, ensuring quick and pain-free installs.

Product Features:
  • All Aluminum Core and Plastic Tank
  • OE Style mounting brackets and hose connections
  • Integrated transmission oil cooler when applicable
  • Compact and lightweight
See More

Koyo Cooling – Radiator (Part No.G1000173100KCS)

Radiator

from

$257.81
Radiator

Top-Rated Thermostats for 2002 Lexus RX300s

Make a smart move for your 2002 Lexus RX300 with products all priced from $8.79 to $50.84.

Carquest Premium – Standard Thermostat: 170 Degrees (Part No.14077)

Standard Thermostat: 170 Degrees

from

$17.29
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
See More

Carquest Premium – Standard Thermostat: 180 Degrees (Part No.14078)

Standard Thermostat: 180 Degrees

from

$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
See More

Carquest Premium – Thermostat (Part No.48128)

Thermostat

from

$8.79
Original equipment design provides exact fit and performance.

Product Features:
  • Precise fitting sealing edges prevent leakage and premature cooling.
  • Self-cleaning and self-aligning thermostat valve.
  • Stainless steel assembly and springs are engineered for long life and smooth performance.
See More

Kuzeh – Thermostat (Part No.G4000403177KUZ)

Thermostat

from

$26.62
Kuzeh offers a full line of thermostats to replace your original equipment thermostat. This includes a wide variety of temperature ranges all designed to operate within OEM specifications.

Product Features:
  • Strict quality control, and functional testing
  • Self-cleaning and self-aligning thermostat valve
  • Original equipment design provides exact fit and performance
  • Precise sealing edges reduce leakage and premature cooling
  • Temperature sensitive heat motor provides consistent valve response for smooth performance and precise engine cooling
  • Stainless steel assembly and springs are engineered for long life
See More

Motorad UltraStats – Thermostat: 180 Degrees (Part No.5281-180)

Thermostat: 180 Degrees

from

$21.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
See More

Gates – Thermostat (Part No.G40001869079GAT)

Thermostat

from

$50.84
Thermostat

Autopart International Inc – Thermostat (Part No.G40002043611API)

Thermostat

from

$25.02
Thermostat

Motorad UltraStats – ULTRASTAT (Part No.5281-170)

ULTRASTAT

from

$22.99
ULTRASTAT

Top-Rated Engine Cooling Part Brands For Your 2002 Lexus RX300

When it comes to finding the perfect Engine Cooling Part for your 2002 Lexus RX300, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 25 trusted brands. We carry the most popular Engine Cooling Part brands including Sankei, FELPRO, and Carquest Premium, and more, all known for their exceptional customer ratings (average brand rating of 4.9 stars) and competitive prices, as low as $5.49. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2002 Lexus RX300, providing peace of mind with parts that meet or exceed OEM standards.

Popular Sankei 2002 Lexus RX300 Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2002 Lexus RX300, Advance Auto Parts has exactly what you need with our selection of Sankei Engine Cooling Parts. We have 1 Sankei Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $11.27, you’ll find the perfect Engine Cooling Part for your needs and budget. Sankei Engine Cooling Parts for the 2002 Lexus RX300 come highly rated, with over 1 customer reviews and an impressive average rating of 4.9 stars. Choosing a Sankei Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Sankei Switches Radiator Cap
from $11.27
(1)
Sankei Switches Radiator Cap
“Perfect fit, fast shipping”

Top-Quality FELPRO 2002 Lexus RX300 Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2002 Lexus RX300, Advance Auto Parts offers a great selection of FELPRO Engine Cooling Parts. With 3 FELPRO Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $5.49, with an average price of $9.26, giving you a range of options to suit your budget. Backed by over 82 customer ratings and an average rating of 4.6 stars, FELPRO Engine Cooling Parts provide both reliability and excellent performance. Choosing a FELPRO Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Engine Water Pump Gasket
from $16.29
(5)
Engine Water Pump Gasket
“I bought this gasket for sienna 2005, because like the original hard and thick.”
Engine Coolant Thermostat Seal
from $5.49
(76)
Engine Coolant Thermostat Seal
“Fit perfect!”
O-RING
from $5.99
(1)
O-RING
“It fit perfectly.”

FAQs for 2002 Lexus RX300 Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2002 Lexus RX300s?

Out of 52 Engine Cooling Parts that fit 2002 Lexus RX300s, the following parts are the top sellers:

What’s the price range for 2002 Lexus RX300 Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2002 Lexus RX300 range from $1.49 up to $278.59 for the most premium parts.

What is the average price of an Engine Cooling Parts Engine Cooling Part for a 2002 Lexus RX300?

The average price for Engine Cooling Parts for the 2002 Lexus RX300 is $64.82. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other Lexus RX300 model years?

Yes, we carry Engine Cooling Parts for 3 model years of Lexus RX300s between 1999 and 2003. The following model years are the most popular for Engine Cooling Part purchases: 2003, 2001, 2000, and 1999.

What are the cheapest Engine Cooling Parts for my 2002 Lexus RX300?

The cheapest 2002 Lexus RX300 Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2002 Lexus models?

Yes. We stock Engine Cooling Parts for 6 other popular 2002 Lexus models. Some of the most popular are 2002 ES300 Engine Cooling Parts, 2002 GS300 Engine Cooling Parts, 2002 LS430 Engine Cooling Parts, 2002 LX470 Engine Cooling Parts, and 2002 SC430 Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2002 Lexus RX300?

Based on 451 reviews by customers, our 2002 Lexus RX300 Engine Cooling Parts have an average customer rating of 4 stars. These are the highest-rated categories of Engine Cooling Parts for the 2002 Lexus RX300 and their top-rated products:

What types of Engine Cooling Parts do you sell for my 2002 Lexus RX300?

As of 4/10/25, these are some of the most in-demand types of Engine Cooling Parts for a 2002 Lexus RX300:

Can I get help with 2002 Lexus RX300 Engine Cooling Part orders?

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

What is your return policy for Lexus RX300 Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Lexus RX300 Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.