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BMW M3 Engine Thermostat Parts

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Thermostat Housing Gasket

ES#2574827 - 11531740437 - Thermostat Housing Gasket - Used for the upgraded aluminum housing - Payen - BMW

Used for the upgraded aluminum housing

Brand:
Payen - Corporate Logo
ES#:
2574827
Mfg#:
11531740437
Ships in 3 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Termostat O-Ring

ES#34111 - 13541735380 - Throttle Body Termostat O-Ring - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
34111
Mfg#:
13541735380
In Stock at Vendor
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Gasket

ES#2091302 - 11531740437 - Thermostat Housing Gasket - Used for the upgraded aluminum housing - MTC - BMW

Used for the upgraded aluminum housing

Brand:
MTC - Corporate Logo
ES#:
2091302
Mfg#:
11531740437
Ships in 9 Business Days
$1.01 USD
Free Shipping
on orders $49 and up

Racing Thermostat & Housing

ES#5435314 - MMTS-F80-15 - Racing Thermostat & Housing - Designed to replace the factory thermostat, this unit opens at a lower temperature, allowing coolant to flow through the radiator sooner. - Mishimoto - BMW

Designed to replace the factory thermostat, this unit opens at a lower temperature, allowing coolant to flow through the radiator sooner.

Brand:
Mishimoto - Corporate Logo
ES#:
5435314
Mfg#:
MMTS-F80-15
Ships in 3 Business Days
$139.99 USD
Free Shipping
on orders $49 and up

Thermostat

ES#2895471 - 11530150976 - Thermostat - Includes gasket - Vemo - BMW

Includes gasket

Brand:
Vemo - Corporate Logo
ES#:
2895471
Mfg#:
11530150976
In Stock at Vendor
$91.99

This product was last offered at the strikethrough price on
05-07-2026

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Refresh Kit

This Comprehensive Coolant Hose Refresh Kit has been meticulously curated by ECS Tuning to restore your cooling system’s integrity in one definitive service.

Brand:
Genuine BMW - Corporate Logo
ES#:
5481986
Mfg#:
11531CHRKT
Ships in 4 Business Days
$95.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 105C

ES#4669232 - 11537502779 - Thermostat - 105C - Includes housing and sealing o-ring - Bremmen Parts - BMW

Includes housing and sealing o-ring 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4669232
Mfg#:
11537502779
Ships on Aug 12, 2026
ON SALE!
$46.99

This product was last offered at the strikethrough price on
05-02-2026

$45.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Gasket

ES#5339189 - 071.220 - Thermostat Gasket - Seals the thermostat to the water pump - Elring - BMW

Seals the thermostat to the water pump 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5339189
Mfg#:
071.220
Special Order: No Guaranteed ETA
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Gasket

ES#5339298 - 773.870 - Thermostat Gasket - Seals the thermostat to the coolant pump - Elring - BMW

Seals the thermostat to the coolant pump 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5339298
Mfg#:
773.870
Special Order: No Guaranteed ETA
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#5339222 - 293.300 - Thermostat O-Ring - Seals the thermostat and thermostat housing to the water pump - Elring - BMW

Seals the thermostat and thermostat housing to the water pump 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5339222
Mfg#:
293.300
Special Order: No Guaranteed ETA
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340689
Mfg#:
N90136802
Special Order: No Guaranteed ETA
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88°C

ES#3970028 - 11537511580 - Thermostat - 88C - Includes sealing O-ring gasket - Meyle - BMW

Includes sealing O-ring gasket 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970028
Mfg#:
11537511580
Special Order: No Guaranteed ETA
$18.99 USD
Free Shipping
on orders $49 and up

Engine Coolant Thermostat

ES#5456667 - 3282280016 - Engine Coolant Thermostat - Calibrated for exact opening and closing temperatures, ensuring the engine reaches operating temperature quickly to reduce emissions and wear. - Meyle - BMW

Calibrated for exact opening and closing temperatures, ensuring the engine reaches operating temperature quickly to reduce emissions and wear. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Meyle - Corporate Logo
ES#:
5456667
Mfg#:
3282280016
Special Order: No Guaranteed ETA
$47.99 USD
Free Shipping
on orders $49 and up

Water Pump & Thermostat Replacement Kit

ES#4818123 - 11531315537KT - Water Pump & Thermostat Replacement Kit - Everything you need to replace your water pump and thermostat! Featuring all Genuine BMW components. - Genuine BMW - BMW

Everything you need to replace your water pump and thermostat! Featuring all Genuine BMW components.

Brand:
Genuine BMW - Corporate Logo
ES#:
4818123
Mfg#:
11531315537KT
Back Ordered
$739.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

More About Engine Thermostat Parts

Your thermostat helps regulate engine temperatures by allowing the coolant to circulate through the radiator once it opens. If it fails, this might mean it never closes, but worst case, it could mean your coolant doesn't get to the radiator. Stay ahead of cooling issues by replacing your thermostat regularly with an OEM thermostat or quality aftermarket thermostat from our selection.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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