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BMW Engine Thermostat Parts

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Coolant Bleeder Screw - Priced Each

ES#25157 - 11537793373 - Coolant Bleeder Screw - Priced Each - Comes with O-Ring - Genuine BMW - BMW MINI

Comes with O-Ring

Brand:
Genuine BMW - Corporate Logo
ES#:
25157
Mfg#:
11537793373
In Stock
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$17.99

This product was last offered at the strikethrough price on
07-20-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4472470 - 11537598865 - Thermostat Assembly - A common item to crack causing leaks. - Vemo - BMW

A common item to crack causing leaks.

Brand:
Vemo - Corporate Logo
ES#:
4472470
Mfg#:
11537598865
In Stock at Vendor
$276.99

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

$268.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#24568 - 11531265084 - Thermostat O-Ring - Seals thermostat to cylinder head - Genuine BMW - BMW

Seals thermostat to cylinder head

Brand:
Genuine BMW - Corporate Logo
ES#:
24568
Mfg#:
11531265084
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Replacement Kit

ES#4818396 - 11517586779KT - Water Pump & Thermostat Replacement Kit - Featuring an OEM Graf water pump, Wahler thermostat, and associated installation hardware. - Assembled By ECS - BMW

Featuring an OEM Graf water pump, Wahler thermostat, and associated installation hardware. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818396
Mfg#:
11517586779KT
Ships in 1 Business Day
$273.99

This product was last offered at the strikethrough price on
05-09-2026

$259.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

ultimate Fan Delete Kit

ES#2739351 - E36FNDuKT - ultimate Fan Delete Kit - Free up some extra horsepower by deleting your fan - with upgraded aluminum thermostat housing, fan delete nut and ECS Aluminum Water Pump Pulley - Assembled By ECS - BMW

Free up some extra horsepower by deleting your fan - with upgraded aluminum thermostat housing, fan delete nut and ECS Aluminum Water Pump Pulley 10X Entries For Our 25th Anniversary Sweepstakes!
Gain peace of mind - no more worrying about exploding fans and seizing fan clutches
For vehicles with production date from 09/1995

Brand:
Assembled By ECS - Corporate Logo
ES#:
2739351
Mfg#:
E36FNDUKT
In Stock at Vendor
ON SALE!
$271.99

This product was last offered at the strikethrough price on
07-02-2026

$251.38 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat - 80°C

ES#4070380 - 11531713040 - Thermostat - 80C - Includes sealing o-ring - Wahler - BMW

Includes sealing o-ring From production date 09/1985

Brand:
Wahler - Corporate Logo
ES#:
4070380
Mfg#:
11531713040
In Stock at Vendor
$49.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

THERMOSTAT HOUSING

ES#4870499 - 11537838120 - THERMOSTAT HOUSING - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
4870499
Mfg#:
11537838120
Back Ordered
Auto Notify
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$255.99

This product was last offered at the strikethrough price on
07-20-2026

$247.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt With Washer - Priced Each

ES#4865874 - 11531740317KT - Hex Bolt With Washer - Priced Each - Used to secure the thermostat - Bremmen Parts - BMW

Used to secure the thermostat 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4865874
Mfg#:
11531740317KT
In Stock
ON SALE! SAVE 39%
$3.99

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

$2.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88°C

ES#2712859 - 11537511580 - Thermostat - 88C - Includes sealing O-ring gasket - Vemo - BMW

Includes sealing O-ring gasket

Brand:
Vemo - Corporate Logo
ES#:
2712859
Mfg#:
11537511580
In Stock at Vendor
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Gasket

ES#24929 - 11531722692 - Thermostat Housing Gasket - Placed between the engine and thermostat housing - Genuine BMW - BMW

Placed between the engine and thermostat housing

Brand:
Genuine BMW - Corporate Logo
ES#:
24929
Mfg#:
11531722692
In Stock
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$12.22

This product was last offered at the strikethrough price on
07-20-2026

$11.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2592778 - 11531436386KT - Thermostat Replacement Kit - Includes hardware, thermostat, and coolant - Genuine BMW - BMW

Includes hardware, thermostat, and coolant For vehicles with production date from 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
2592778
Mfg#:
11531436386KT
In Stock
$235.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Ultimate Fan Delete Kit

ES#2739354 - E36FNDU2KT - Ultimate Fan Delete Kit - Free up some extra horsepower by deleting your fan - with upgraded aluminum thermostat housing, fan delete nut and ECS Aluminum Water Pump Pulley - Assembled By ECS - BMW

Free up some extra horsepower by deleting your fan - with upgraded aluminum thermostat housing, fan delete nut and ECS Aluminum Water Pump Pulley 10X Entries For Our 25th Anniversary Sweepstakes!
Gain peace of mind - no more worrying about exploding fans and seizing fan clutches

Brand:
Assembled By ECS - Corporate Logo
ES#:
2739354
Mfg#:
E36FNDU2KT
In Stock
ON SALE!
$250.99

This product was last offered at the strikethrough price on
07-02-2026

$231.01 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat - 80C

ES#3234562 - 11531318274 - Thermostat - 80C - Gasket Not included - Gates - BMW
ECS Tuning recommends this product.

Gasket Not included

Brand:
Gates - Corporate Logo
ES#:
3234562
Mfg#:
11531318274
Ships in 5 Business Days
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Replacement Kit

ES#4818372 - 11531251041KT - Water Pump & Thermostat Replacement Kit - Includes OE Hepu water pump, Genuine BMW thermostat, and all associated installation hardware! - Assembled By ECS - BMW

Includes OE Hepu water pump, Genuine BMW thermostat, and all associated installation hardware! 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production date up to 09/1985

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818372
Mfg#:
11531251041KT
Ships in 4 Business Days
$220.99

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

$219.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F15 Thermostat Housing

ES#2733596 - 11518516206 - F15 Thermostat Housing - Replacement plastic thermostat housing - Genuine BMW - BMW

Replacement plastic thermostat housing

Brand:
Genuine BMW - Corporate Logo
ES#:
2733596
Mfg#:
11518516206
In Stock
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$58.99

This product was last offered at the strikethrough price on
07-20-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat With Housing

ES#24806 - 11531436852 - Thermostat With Housing - Comes with housing, o-ring & sensor - Genuine BMW - BMW

Comes with housing, o-ring & sensor For vehicles with production date from 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
24806
Mfg#:
11531436852
Ships in 4 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$224.99

This product was last offered at the strikethrough price on
07-20-2026

$217.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime 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.

Other BMW Engine Thermostat Parts

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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