2003 Lexus GX470 Engine Cooling Parts

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
• Direct-fit replacement for ease of installation
• 100% leak tested

Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:

• Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
• Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
• Seamless fit – reverse-engineered from the original equipment to fit perfectly
• Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership

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

Water Pipe O-Ring, For Water Bypass Pipe

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

Dorman’s Engine Coolant Recovery Tank is designed for enduring use. It resists the expansion and cracking that extreme temperature fluctuations can cause. Plus, the durable plastic construction prevents coolant fluid loss.

Product Features:

• Comes with reservoir cap
• Level sensor included (where applicable)
• Direct replacement for a proper fit every time
• Quality tested to ensure trouble-free installation and performance

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)

Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:

• 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
• Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
• Brass sensor housing precision machined to meet or exceed OE thermal conductivity
• OE precision matched thermistor position for correct output parameters
• Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.

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

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

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

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

Cooling Fan Pulley B

This engine cooling fan pulley bracket 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 cooling fan pulley bracket matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this bracket 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

SEAL RING – COPPER

Engineered to exacting OE specifications, AISIN fan blade makes cars lighter in weight and higher in performance through diversity of products for drive systems, engines, and vehicle bodies.

Product Features:

• Light weight and high performance
• Maintains optimal pressurization between fan and radiator
• Decreases rotational mass for maximum air ventilation

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.

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

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

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

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

Please note: Advance Auto Parts is proud to carry comparable exact-fit parts from multiple vendors, as such, the item you receive may be one of two quality brands. Both brands meet the same fitment requirements and are equal in their performance and specifications. The fan clutch is the component of the cooling system that varies the fan speed to meet the cooling needs of the engine. The fan clutch provides high airflow volume and, by only operating the fan as needed, promotes good fuel economy. CARQUEST fan clutches are designed to meet OE performance specifications.

Product Features:

• CARQUEST Premium Fan Clutch
• 6″ import/compact
• Designed, tested and built by application
• OE performance, fit and appearance

AISIN Fan Clutch quickly adjusts to temperature changes to provide efficient, controlled cooling. Providing optimal cooling performance without sacrificing engine efficiency, AISIN Fan Clutches are always OE Matched.

Product Features:

• OE Matched Quality
• Delivers precise fan speeds in proportion to engine RPM.
• Optimal cooling performance is achieved through monitoring air temperature accurately without creating excess engine load.

DENSO is a leading supplier of radiators to OE car makers around the world. Manufacturers rely on our quality and innovation to remain on the leading edge of engine cooling technology. Our OE experience and know-how ensure our products provide unmatched performance, reliability and fitment. Radiator performance is essential for proper engine cooling and function. DENSO’s radiator configurations, tanks, fin pitch, core dimensions and materials meet OE manufacturer’s rigid standards. All DENSO radiators pass our strict durability and function tests. As the result, our radiators deliver reliable performance even under the most demanding conditions. Radiator types: Plastic tank with aluminum core. Plastic tank with copper core. Cross-flow and down-flow configurations. DENSO is known for the unsurpassed quality of its products. Plastic, copper or aluminum components: it doesn’t matter. Our DENSO radiators are dependable, lightweight and made to last. An investment in a DENSO radiator will pay dividends in the long run. Radiators can fail causing leaks or inefficient cooling. This can lead to your engine to run hotter which in turn creates excess wear and tear on the engine. DENSO radiators are designed with our First Time Fit® philosophy in mind. You get radiators that drop in easily without the need for adjustment, brackets or modification of any kind. Our radiators are precision built to provide the right part, the right fit, the first time.

Product Features:

• Fin Pitch – Superior fin waves provide a higher heat transfer.
• Flow Configuration – Available in cross-flow and down-flow configurations.
• Aluminum or Copper Core – Thin-tube construction assures maximum cooling efficiency.

New Platinum Pro Radiator, 4.7 Liter V8 Engine, Automatic Transmission, 1 Row Core

Product Features:

• 4.7 Liter V8 Engine, Automatic Transmission, 1 Row Core, Made Of Plastic and Aluminum
• 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

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