Lexus GS400 Engine Cooling Parts

Your One-Stop Shop For Trusted Lexus GS400 Engine Cooling Parts

If you’re in search of Lexus GS400 Engine Cooling Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 25 Engine Cooling Parts from top brands with prices ranging from $4.79 to $432.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your Lexus GS400.

And don’t forget to read customer reviews across all Engine Cooling Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Cooling Parts have to cost top dollar, and we prove it. Browse our top Lexus GS400 Engine Cooling Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential Lexus GS400 Engine Cooling Parts

Carquest Premium – Radiator Cap Tester Adapter (Part No.12024)

Radiator Cap Tester Adapter

from

$17.99
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 – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.54231)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$49.99
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
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Carquest Premium – Coolant Housing/Water Outlet (Part No.85059)

Coolant Housing/Water Outlet

from

$46.99
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
  • Direct-fit replacement for ease of installation
  • 100% leak tested
  • Meets and/or exceeds OEM standard
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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Factory Air – Coolant Temp Sensor Switch (Part No.36424)

Coolant Temp Sensor Switch

from

$34.05
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Brass construction for accurate temperature sensing
  • Color coded for easy identification
  • Zinc coated terminal to resist corrosion
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Dorman – Non-Pressurized Coolant Reservoir (Part No.603-429)

Non-Pressurized Coolant Reservoir

from

$216.99
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Product Features:
  • Direct replacement – this engine coolant reservoir matches the fit and function of the original part
  • Ideal solution – engineered for a seamless installation
  • Durable construction – manufactured from quality materials to withstand underhood heat and vibration
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-557)

Radiator Fan Assembly: Dual, Cost Effective and Reliable

from

$432.99
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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Felpro – Engine Coolant Outlet Gasket (Part No.35941)

Engine Coolant Outlet Gasket

from

$10.79
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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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

$4.99
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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Felpro – Engine Coolant Thermostat Housing Gasket (Part No.35552)

Engine Coolant Thermostat Housing Gasket

from

$4.79
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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Carquest Premium – Engine Coolant Temperature Sender (Part No.WTA1804)

Engine Coolant Temperature Sender

from

$51.99
The engine coolant temperature sender, not to be confused with the engine coolant temperature sensor, is located anywhere within the engine cooling system and contains a thermistor that changes in resistance value as the thermistors ambient temperature changes. The engine coolant temperature sender is fed 12 volts and is typically used in conjunction with a gauge in the instrument cluster to provide a visual representation of the engine coolant temperature condition.

Product Features:
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Thermally conductive grease within the housing providing the most accurate temperature transfer from the engine to the thermistor.
  • Plated brass or aluminum housings to prevent housing corrosion, ensures effective heat distribution to thermal element, and ensure a secure and leak-free thread mount.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the connector terminal design process ensures speed-to-market and a precise connector fit guaranteed.
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10242)

Radiator Cap: 16 PSI

from

$16.99
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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Carquest Premium – Standard Thermostat: 180 Degrees (Part No.14128)

Standard Thermostat: 180 Degrees

from

$17.99
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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Motorad UltraStats – Thermostat: 170 Degrees (Part No.5302-170)

Thermostat: 170 Degrees

from

$25.99
UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components.

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
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Carquest Premium – Engine Cooling Fan Switch (Part No.ACA1553)

Engine Cooling Fan Switch

from

$58.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Engine Cooling Fan Switch regulates the operation of the cooling fan based on engine temperature, preventing overheating and ensuring optimal engine performance by maintaining a safe operating temperature. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Carquest Premium – Radiator (Part No.431465)

Radiator

from

$199.99
Carquest Premium Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Carquest Premium Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.

Product Features:
  • Our B-type tubes feature central reinforcement to provide greater tolerance to pressure. Stronger tube design means drastically reduced probability of tube failure.
  • Our deep extrusion header provides a stronger tube to header joint which is more resistant to the effects of vibration and thermal tube expansion, virtually eliminating tube to header leaks.
  • Our fin edges are folded for increased stability and heat disbursement properties.
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
  • Thermal expansion cuts allow for longer life and reduce failure rates by allowing improved core expansion and contraction during normal heat cycles.
  • We design and manufacture all our radiators to meet or even exceed Original Equipment specifications. We take pride in producing the most reliable replacement parts in the market.
  • We use longer header tabs for increased pressure resistance. This reduces the potential for tank to header leaks.
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Felpro – Engine Coolant Thermostat Seal (Part No.35445)

Engine Coolant Thermostat Seal

from

$6.99
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Felpro – Engine Water Pump Gasket (Part No.35718)

Engine Water Pump Gasket

from

$26.99
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Felpro – Multi-Purpose O-Ring (Part No.35555)

Multi-Purpose O-Ring

from

$10.49
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, providing unsurpassed quality for a seal you can trust
  • Validated for fit, form, and function
  • Engineered for the sealing repair environment
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Engine Cooling Parts Brands You Can Trust For Your Lexus GS400

7 trusted brands of Engine Cooling Parts line our shelves, ready to help keep your Lexus GS400 running smooth. Below are some of the most popular brands and their top Engine Cooling Parts offerings:

Top Lexus GS400 Engine Cooling Parts from Carquest Premium

Your Lexus GS400 will be purring again thanks to Carquest Premium brand Engine Cooling Parts available for online order or in-store pick up. Popular Carquest Premium parts include:
Radiator Cap: 16 PSI
from $16.99
(137)
Radiator Cap: 16 PSI
Engine Coolant Thermostat Housing Caps
Standard Thermostat: 170 Degrees
from $20.79
(40)
Standard Thermostat: 170 Degrees
Thermostats
Standard Thermostat: 180 Degrees
from $17.99
(29)
Standard Thermostat: 180 Degrees
Thermostats

Most Purchased Lexus GS400 Engine Cooling Parts from Carquest Premium

When you buy the most frequently purchased Carquest Premium brand Engine Cooling Parts, you can be confident it will be the right part for your Lexus GS400. Here are the Carquest Premium Engine Cooling Parts Advanced Auto customers buy the most:
Radiator Cap: 16 PSI
from $16.99
(137)
Radiator Cap: 16 PSI
Engine Coolant Thermostat Housing Caps
Standard Thermostat: 170 Degrees
from $20.79
(40)
Standard Thermostat: 170 Degrees
Thermostats
Coolant Temperature Sensor
from $32.99
This product is not rated
Coolant Temperature Sensor
Coolant Temperature Sensors

FAQs for Lexus GS400 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the Lexus GS400?

Out of 25 Engine Cooling Parts for the Lexus GS400, the most popular in our inventory are:
Coolant Temperature Sensor
from $32.99
This product is not rated
Coolant Temperature Sensor
Coolant Temperature Sensors
Thermostat: 170 Degrees
from $25.99
(3)
Thermostat: 170 Degrees
Thermostats
Multi-Purpose O-Ring
from $10.49
(13)
Multi-Purpose O-Ring
Engine Coolant Thermostat O-Rings

What are the top-rated Lexus GS400 Engine Cooling Parts?

Top-rated Engine Cooling Parts for your Lexus GS400 based on customer reviews/ratings are:
Radiator Drain Cocks
from $7.99
(7)
Radiator Drain Cocks
“Peffect”
Coolant Temp Sensor Switch
from $34.05
(6)
Coolant Temp Sensor Switch
“Installed this product and engine light went off”
Radiator
from $199.99
(5)
Radiator
“Purchased this radiator a few weeks ago and installed it on a 2001 Lexus GS300 with 280,000 miles. Removal of fan shroud on old radiator and install t”