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BMW 335i Engine Thermostat Parts

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Thermostat Replacement Kit

ES#2582080 - N524TSTKT - Thermostat Replacement Kit - Includes mounting hardware and coolant - Genuine BMW - BMW

Includes mounting hardware and coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2582080
Mfg#:
N524TSTKT
In Stock
$298.99

This product was last offered at the strikethrough price on
06-03-2026

$296.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Pump And Thermostat Kit - N54

ES#2763074 - 11517632426KT4 - Water Pump And Thermostat Kit - N54 - Includes everything you need to replace your water pump and thermostat. Featuring OE water pump and thermostat. - Assembled By ECS - BMW

Includes everything you need to replace your water pump and thermostat. Featuring OE water pump and thermostat. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Featuring all German-made components - water pump, Wahler thermostat, Genuine BMW coolant

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763074
Mfg#:
11517632426KT4
In Stock at Vendor
$679.99

This product was last offered at the strikethrough price on
12-09-2025

$575.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Mosselman Billet Oil Thermostat - N55 - Black

ES#5425999 - 30210057 - Mosselman Billet Oil Thermostat - N55 - Black - 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#:
5425999
Mfg#:
30210057
Ships in 6 Business Days
$399.00 USD
Free Shipping
on orders $49 and up

Thermostat Replacement Kit

ES#2713410 - 11537601158KT - Thermostat Replacement Kit - Includes coolant - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2713410
Mfg#:
11537601158KT
In Stock
$314.99

This product was last offered at the strikethrough price on
06-03-2026

$312.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Assembly

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

A common item to crack causing leaks. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

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

Brand:
Genuine BMW - Corporate Logo
ES#:
25157
Mfg#:
11537793373
In Stock
11% 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
06-03-2026

$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

Restore proper function to your cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3235200
Mfg#:
11537601158
Ships on Jun 23, 2026
$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 1-2 days
$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 Assembly

ES#4810958 - 11537601158 - Thermostat Assembly - Restore proper function to your cooling system - URO - BMW

Restore proper function to your cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4810958
Mfg#:
11537601158
Ships in 1 Business Day
$78.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Bottom

ES#3420164 - 17127599450 - Coolant Hose - Bottom - Coolant hose from the bottom of radiator to thermostat - Burgaflex - BMW

Coolant hose from the bottom of radiator to thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burgaflex - Corporate Logo
ES#:
3420164
Mfg#:
17127599450
Back Ordered
Auto Notify
$38.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3559939 - 11537601158 - Thermostat - Restore proper function to your cooling system - Hamburg Tech - BMW

Restore proper function to your cooling system 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#:
3559939
Mfg#:
11537601158
Ships in 1 Business Day
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat With Housing

ES#4343162 - 11537601158 - Thermostat With Housing - Febi - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343162
Mfg#:
11537601158
Special Order: No Guaranteed ETA
$209.99 USD
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.

Let us help you find the parts that fit your BMW

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