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OEM Thermostats & Parts

PAF009454 - : Engine Coolant Thermostat Gasket for Porsche Image

Engine Coolant Thermostat Gasket

Porsche PAF-009-454
4.0L, with gt4 rs, spyder rs. 911. With gt3. Inner.
$60.71
79121115BK - : Engine Coolant Thermostat Kit for Audi Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. 5.2L. A8. S6. S8. A6. Q7.
Backordered
11427520214 - : Adapter With Thermostat C115040 for BMW Image

Adapter With Thermostat C115040

$293.81
22121111H - : Engine Coolant Thermostat Kit for Audi Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. TT. 3.2L, main.
$513.33
6H121119E - : Engine Coolant Thermostat Gasket for Audi Image

Engine Coolant Thermostat Gasket

Vendor:INZI. Q3. 2.0L, 2012-15. 2013-2016, main. 2.0L, gas, main. 2011-15 with awd, TT, main. 2009-2010 with awd, TT, main. Coupe, 2.0L,...
$9.29
74121121B - : Engine Coolant Thermostat Housing for Audi Image

Engine Coolant Thermostat Housing

$55.48
6E121111M - : Engine Coolant Thermostat Kit for Audi Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. Q5. A5. 3.2L. A4.
$168.34
11537642854 - : Engine Coolant Thermostat Kit for BMW Image

Engine Coolant Thermostat Kit

$603.24
11532466479 - : Engine Coolant Thermostat Kit for BMW Image

Engine Coolant Thermostat Kit

Incl.Gasket,Housing and Thermostat. 840Ci. Includes housing. Includes thermostat.
$199.68
11538671516 - : Engine Coolant Thermostat Kit for BMW Image

Engine Coolant Thermostat Kit

535i, 535xi. 3.0L turbo with hybrid. Hybrid 5. 640i xDrive. Incl.Housing and Thermostat. 535i GT, 535i GT xDrive.
$194.95
4E121121L - : Engine Coolant Thermostat Housing for Audi Image

Engine Coolant Thermostat Housing

Thermostat Location-Water Pump Housing. 1.4L.
$20.59

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FAQ for Thermostats

What is a thermostat, and what does it do?

A thermostat is a part of a vehicle's cooling system that regulates the flow of coolant between the engine and the radiator. It helps maintain the engine's operating temperature for efficient performance.

What are the signs that my car's thermostat is failing?

Common signs of a failing thermostat include an engine that runs hotter or colder than usual, fluctuating temperature gauge readings, coolant leaks near the thermostat housing, and the heater not blowing warm air. If you experience these symptoms, itÕs best to inspect your thermostat.

Can I drive with a faulty thermostat?

It's not ideal. A stuck-open thermostat can prevent the engine from reaching its optimal temperature, leading to poor fuel economy and increased emissions. A stuck-closed thermostat can cause the engine to overheat, leading to severe damage.

How often should I replace my car's thermostat?

Most car thermostats can last between 50,000 and 100,000 miles, but itÕs a good idea to check your vehicle's owner's manual for specific recommendations. Thermostat replacement may also be necessary if you notice signs of failure or during major coolant system repairs.