Lexus LS400 Engine Cooling Parts

Your One-Stop Shop For Trusted Lexus LS400 Engine Cooling Parts

If you’re in search of Lexus LS400 Engine Cooling Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 42 Engine Cooling Parts from top brands with prices ranging from $1.49 to $209.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your Lexus LS400.

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 LS400 Engine Cooling Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Lexus LS400 Engine Cooling Parts

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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KAI – Radiator (Part No.RAD2058)

Radiator

from

$141.99
New Platinum Pro Radiator, 4.0 Liter 8 Cylinder Engine, Without Tow Package

Product Features:
  • 4.0 Liter 8 Cylinder Engine, Without Tow Package, 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
  • Radiator Cap Not Included
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Standard Thermostat: 180 Degrees (Part No.14078)

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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Stant – THERMOSTAT SEAL (Part No.27286)

THERMOSTAT SEAL

from

$1.49
THERMOSTAT SEAL

Dorman – Engine Cooling Fan Pulley Bracket (Part No.300-804)

Engine Cooling Fan Pulley Bracket

from

$169.99
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
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Dorman – Coolant Housing/Water Outlet: with Housing and Gasket, 180 Degree Neck Angle (Part No.902-5005)

Coolant Housing/Water Outlet: with Housing and Gasket, 180 Degree Neck Angle

from

$35.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10227)

Radiator Cap: 13 PSI

from

$12.99
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 – Universal Fan Clutch – 6" Import/Compact (Part No.215102)

Universal Fan Clutch - 6" Import/Compact

from

$80.99
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
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Motorad – Thermostat Kit: Includes Housing, Thermostat and Seal, 180 Degrees (Part No.5155KT)

Thermostat Kit: Includes Housing, Thermostat and Seal, 180 Degrees

from

$32.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing 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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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 – Multi-Purpose Relay (Part No.RAA1261)

Multi-Purpose Relay

from

$48.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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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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Carquest Premium – Coolant Temperature Switch 1TS1227 (Part No.WTC1065)

Coolant Temperature Switch 1TS1227

from

$22.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Motorad sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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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 – Engine Coolant Thermostat Seal (Part No.35445)

Engine Coolant Thermostat Seal

from

$6.49
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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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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Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.85155)

Coolant Housing/Water Outlet: Gasket Included

from

$34.99
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))
  • 100% virgin resin material to insure durability
  • 100% leak tested
  • Direct-fit replacement for ease of installation
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • 100% virgin resin material to insure durability
  • 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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Carquest Premium – Coolant Temperature Switch 1TS1218 (Part No.WTC1066)

Coolant Temperature Switch 1TS1218

from

$15.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Motorad sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Carquest Premium – Engine Cooling Fan Switch (Part No.ACA1553)

Engine Cooling Fan Switch

from

$52.99
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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Factory Air – Engine Mounted Cooling Fan Temperature Switch (Part No.36549)

Engine Mounted Cooling Fan Temperature Switch

from

$44.99
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
  • Zinc coated terminal to resist corrosion
  • Vehicle specific applications
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Carquest Premium – Engine Cooling Fan Switch (Part No.WTA1283)

Engine Cooling Fan Switch

from

$38.99
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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DENSO – Relay (Part No.567-0046)

Relay

from

$17.99
DENSO+s First Time Fit relays are no different from the OE relays DENSO has manufactured for over 60 years + built to be quiet, efficient, and reliable. Designed and manufactured to outlast the closest competitor by a minimum of ten times more life cycles, DENSO+s First Time Fit Relays will most likely out last your car. Holding approximately 30,000 active patents worldwide – approximately 7,300 in the United States – DENSO is going all out to design groundbreaking systems and components tuned especially to consumers’ specifications – whether they are drivers, passengers, pedestrians or society as a whole.
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Engine Cooling Parts Brands You Can Trust For Your Lexus LS400

12 trusted brands of Engine Cooling Parts line our shelves, ready to help keep your Lexus LS400 running smooth. Below are some of the most popular brands and their top Engine Cooling Parts offerings:

Popular Felpro Engine Cooling Parts

Felpro products for the Lexus LS400 span several categories. Some of the highest-rated Felpro Engine Cooling Parts that will fit your Lexus LS400 are:
Engine Water Pump Gasket
from $26.99
(1)
Engine Water Pump Gasket
Water Pump Gaskets
Engine Coolant Thermostat Seal
from $6.49
(76)
Engine Coolant Thermostat Seal
Thermostat and Water Outlet Gaskets
Engine Coolant Outlet Gasket
from $10.79
(1)
Engine Coolant Outlet Gasket
Thermostat and Water Outlet Gaskets

Top Lexus LS400 Engine Cooling Parts from Carquest Premium

Your Lexus LS400 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: 13 PSI
from $12.99
(193)
Radiator Cap: 13 PSI
Coolant Reservoir Caps
Standard Thermostat: 180 Degrees
from $17.99
(75)
Standard Thermostat: 180 Degrees
Thermostats
Standard Thermostat: 170 Degrees
from $20.79
(40)
Standard Thermostat: 170 Degrees
Thermostats

Most Purchased Lexus LS400 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 LS400. Here are the Carquest Premium Engine Cooling Parts Advanced Auto customers buy the most:
Standard Thermostat: 180 Degrees
from $17.99
(75)
Standard Thermostat: 180 Degrees
Thermostats
Standard Thermostat: 170 Degrees
from $20.79
(40)
Standard Thermostat: 170 Degrees
Thermostats
Engine Cooling Fan Pulley Bracket
from $169.99
(7)
Engine Cooling Fan Pulley Bracket
Engine Cooling Fan Pulley Brackets

FAQs for Lexus LS400 Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the Lexus LS400?

Out of 42 Engine Cooling Parts for the Lexus LS400, the most popular in our inventory are:
Standard Thermostat: 180 Degrees
from $17.99
(29)
Standard Thermostat: 180 Degrees
Thermostats
Standard Thermostat: 170 Degrees
from $18.99
(33)
Standard Thermostat: 170 Degrees
Thermostats
UltraStat Thermostat: 180 Degrees
from $24.99
This product is not rated
UltraStat Thermostat: 180 Degrees
Thermostats

What are the top-rated Lexus LS400 Engine Cooling Parts?

Top-rated Engine Cooling Parts for your Lexus LS400 based on customer reviews/ratings are:
Radiator Cap: 13 PSI
from $18.79
(21)
Radiator Cap: 13 PSI
“great price, easy install”
Multi-Purpose O-Ring
from $10.49
(13)
Multi-Purpose O-Ring
“Good fit”
Radiator Drain Cocks
from $7.99
(7)
Radiator Drain Cocks
“Peffect”