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BMW F82 M4 S55 3.0L

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BMW F82 M4 S55 3.0L Engine Thermostat Parts

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Mosselman S55 Billet Oil Thermostat - Silver

ES#4446093 - OTS55.T85 - Mosselman S55 Billet Oil Thermostat - Silver - The MSL thermostat ensures a cooler oil temperature which will result in more stable performance - Mosselman Turbosystems - BMW

The MSL thermostat ensures a cooler oil temperature which will result in more stable performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mosselman Turbosystems - Corporate Logo
ES#:
4446093
Mfg#:
OTS55.T85
In Stock
$429.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Thermostat - 90C

ES#4158502 - 11537586885 - Performance Thermostat - 90C - Includes housing and sealing o-ring - Bremmen Parts - BMW
ECS Tuning recommends this product.

Includes housing and sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Low-temp thermostat reduces stresses on engine components and improves performance

Brand:
Bremmen Parts - Corporate Logo
ES#:
4158502
Mfg#:
11537586885
In Stock
ON SALE! SAVE 20%
$93.99

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

$75.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Thermostat - 90C

ES#2807159 - 11537586885-90C - Performance Thermostat - 90C - Includes housing and sealing o-ring - Hamburg Tech - BMW

Includes housing and sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Low-temp thermostat reduces stresses on engine components and improves performance

Brand:
Hamburg Tech - Corporate Logo
ES#:
2807159
Mfg#:
11537586885-90C
In Stock
$117.99

This product was last offered at the strikethrough price on
12-11-2025

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Low Temp Oil Thermostat Kit - 70c

ES#4817856 - n54n55ltKT - N54/N55 Low Temp Oil Thermostat Kit - 70c - New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. - Assembled By ECS - BMW

New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817856
Mfg#:
N54N55LTKT
Back Ordered
Auto Notify
ON SALE! SAVE 20%
$152.99

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

$122.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Low Temp Oil Thermostat Kit - N54/N55

ES#4428270 - 090743ECS09 - Low Temp Oil Thermostat Kit - N54/N55 - Control those oil temps with a new thermostat! - ECS - BMW

Control those oil temps with a new thermostat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For 2008 and up models only
Recommended for track use only!

Brand:
ECS - Corporate Logo
ES#:
4428270
Mfg#:
090743ECS09
Ships in 1-2 days
ON SALE! SAVE 40%
$77.99

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

$46.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Water Pump & Thermostat Replacement Kit

ES#4818073 - 11517846361KT3 - Performance Water Pump & Thermostat Replacement Kit - Featuring a Genuine BMW water pump and HT 90*C thermostat! - Assembled By ECS - BMW

Featuring a Genuine BMW water pump and HT 90*C thermostat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818073
Mfg#:
11517846361KT3
Ships in 1 day
$489.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Mosselman Thermostat Installation Kit

ES#4447418 - therminstallKT - Mosselman Thermostat Installation Kit - All of the Gaskets needed for Installation - Packaged by Turner - BMW

All of the Gaskets needed for Installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Packaged by Turner - Corporate Logo
ES#:
4447418
Mfg#:
THERMINSTALLKT
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 105C

ES#258751 - 11537586885 - Thermostat - 105C - Includes housing and sealing o-ring - Wahler - BMW

Includes housing and sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
258751
Mfg#:
11537586885
In Stock
$137.99

This product was last offered at the strikethrough price on
12-24-2025

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 105C

ES#205475 - 11537586885 - Thermostat - 105C - Includes housing and sealing o-ring - Genuine BMW - BMW

Includes housing and sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
205475
Mfg#:
11537586885
Ships in 1 day
10% off MSRP

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

$135.99

This product was last offered at the strikethrough price on
05-06-2026

$122.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Low Temp Oil Thermostat Kit - 70c

ES#5456347 - 008731KT - N54/N55 Low Temp Oil Thermostat Kit - 70c - New thermostat and spring. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. - Assembled By ECS - BMW

New thermostat and spring. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5456347
Mfg#:
008731KT
In Stock
ON SALE! SAVE 25%
$74.99

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

$56.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly - 105C

ES#5425884 - 11537586885 - Thermostat Assembly - 105C - Includes temperature sensor ports where applicable. - URO - BMW

Includes temperature sensor ports where applicable. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
5425884
Mfg#:
11537586885
In Stock
$77.88

This product was last offered at the strikethrough price on
03-08-2026

$74.99 USD
Free Shipping
on orders $49 and up

Screw Plug - Priced Each

ES#25836 - 11617568552 - Screw Plug - Priced Each - This is the screw plug found in the oil cooler thermostat assembly - Genuine BMW - BMW

This is the screw plug found in the oil cooler thermostat assembly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25836
Mfg#:
11617568552
Ships in 1 day
$11.99

This product was last offered at the strikethrough price on
03-04-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 105C

ES#3559938 - 11537586885-105C - Thermostat - 105C - Includes housing and sealing o-ring - Hamburg Tech - BMW

Includes housing and sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3559938
Mfg#:
11537586885-105C
Ships in 1 Business Day
$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

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.

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

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