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BMW F30 Engine Thermostat Parts

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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. 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817856
Mfg#:
N54N55LTKT
Back Ordered
ON SALE! SAVE 18%
$152.99

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

$125.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PROFILE-GASKET

ES#2993815 - 11538658571 - PROFILE-GASKET - Gasket that goes between the thermostat and radiator return pipe - Genuine BMW - BMW

Gasket that goes between the thermostat and radiator return pipe Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2993815
Mfg#:
11538658571
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.

$14.99

This product was last offered at the strikethrough price on
10-25-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler Thermostat W/ Housing

ES#4932454 - 11428507694 - Engine Oil Cooler Thermostat W/ Housing - Located between the oil filter housing and the engine oil cooler - URO - BMW

Located between the oil filter housing and the engine oil cooler 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
URO - Corporate Logo
ES#:
4932454
Mfg#:
11428507694
Ships in 2 Business Days
$74.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Kit

ES#5395265 - 11518516204KT - Water Pump & Thermostat Kit - Includes everything needed to replace your water pump and thermostat. - Genuine BMW - BMW

Includes everything needed to replace your water pump and thermostat. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
5395265
Mfg#:
11518516204KT
Ships in 1-2 days
$455.99

This product was last offered at the strikethrough price on
06-09-2026

$443.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Installation Kit with Thermostat

ES#5481206 - OTN54.T85KT2 - Thermostat Installation Kit with Thermostat - It's no secret that modern turbocharged BMW engines run hot. Whether you're turning laps at the track or sitting in summer traffic, high oil temperatures are the enemy of engine longevity and performance. - Assembled By ECS - BMW

It's no secret that modern turbocharged BMW engines run hot. Whether you're turning laps at the track or sitting in summer traffic, high oil temperatures are the enemy of engine longevity and performance. 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481206
Mfg#:
OTN54.T85KT2
In Stock
ON SALE!
$390.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-ring

ES#2997891 - 11538658572 - Thermostat O-ring - O ring that seals the thermostat to the coolant pump - Genuine BMW - BMW

O ring that seals the thermostat to the coolant pump Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2997891
Mfg#:
11538658572
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Return Pipe

ES#3421131 - 11538630023 - Radiator Return Pipe - Coolant pipe that runs from the thermostat next to the engine block - Genuine BMW - BMW

Coolant pipe that runs from the thermostat next to the engine block Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
3421131
Mfg#:
11538630023
Ships in 1-2 days
6% off MSRP

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

$329.99

This product was last offered at the strikethrough price on
10-25-2026

$309.99 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. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Vemo - Corporate Logo
ES#:
4472470
Mfg#:
11537598865
Ships in 2 Business Days
$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 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

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
10-25-2026

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

Engine Coolant Thermostat Housing

ES#3190022 - 902-5135 - Engine Coolant Thermostat Housing - OE grade thermostat assembly. - Dorman - BMW

OE grade thermostat assembly. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Dorman - Corporate Logo
ES#:
3190022
Mfg#:
902-5135
Ships in 5 Business Days
$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3658497 - 11518512234 - Thermostat - No heat? Overheating? Time for a cooling system service. - Mahle-Behr - BMW

No heat? Overheating? Time for a cooling system service. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Mahle-Behr - Corporate Logo
ES#:
3658497
Mfg#:
11518512234
Ships on Nov 11, 2026
$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Thermostat Gasket

ES#2698591 - 11518516207 - Engine Coolant Thermostat Gasket - Genuine BMW - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2698591
Mfg#:
11518516207
Ships in 1-2 days
13% off MSRP

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

$22.99

This product was last offered at the strikethrough price on
10-25-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Connector - Plastic

ES#5446086 - 11118511205P - Coolant Hose Connector - Plastic - Located on the side of the engine block, includes gasket - Bremmen Parts - BMW MINI

Located on the side of the engine block, includes gasket 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
5446086
Mfg#:
11118511205P
In Stock
ON SALE! SAVE 15%
$16.99

This product was last offered at the strikethrough price on
09-16-2026

$14.44 USD
Free Shipping
on orders $49 and up

Thermostat Housing

ES#5470487 - 11538635689 - Thermostat Housing - Looking to swap out your thermostat without the headache? This thermostat housing from Rein Automotive is designed to make your repair feel less like a project and more like a simple "plug-and-play" fix. - Rein - BMW

Looking to swap out your thermostat without the headache? This thermostat housing from Rein Automotive is designed to make your repair feel less like a project and more like a simple "plug-and-play" fix. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Rein - Corporate Logo
ES#:
5470487
Mfg#:
11538635689
Ships in 4 Business Days
$99.99 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 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25836
Mfg#:
11617568552
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Connector - Upgraded Aluminum With Sealant

ES#5492321 - 11118511205KT - Coolant Hose Connector - Upgraded Aluminum With Sealant - Located on the side of the engine block, includes sealant so it will not leak again! - Assembled By ECS - BMW MINI

Located on the side of the engine block, includes sealant so it will not leak again! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
5492321
Mfg#:
11118511205KT
In Stock
ON SALE! SAVE 25%
$54.99

This product was last offered at the strikethrough price on
10-20-2026

$41.25 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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