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BMW Cooling System Thermostat Kits

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Water Pump & Thermostat Replacement Kit

ES#4818393 - 11518516205KT - Water Pump & Thermostat Replacement Kit - Featuring an OE Graf water pump, MAHLE thermostat, and associated installation hardware. - Assembled By ECS - BMW

Featuring an OE Graf water pump, MAHLE thermostat, and associated installation hardware. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818393
Mfg#:
11518516205KT
Ships on Apr 30, 2027
$285.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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
Ships on Dec 14, 2026
$236.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2592641 - 11537509227KT - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Genuine BMW - BMW

Includes gaskets and hardware and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2592641
Mfg#:
11537509227KT
Back Ordered
$219.99

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

$218.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat replacement kit - 88C

ES#3138751 - 11512248542KT - Thermostat replacement kit - 88C - Includes hardware, water wetter, and 88c thermostat - Assembled By ECS - BMW

Includes hardware, water wetter, and 88c thermostat 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
3138751
Mfg#:
11512248542KT
Ships on Mar 4, 2027
$206.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2695571 - 11537835558KT6 - Thermostat Replacement Kit - Includes Behr thermostat, gaskets and hardware, and coolant - Assembled By ECS - BMW

Includes Behr thermostat, gaskets and hardware, and coolant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2695571
Mfg#:
11537835558KT6
Ships on Apr 30, 2027
$150.99

This product was last offered at the strikethrough price on
08-10-2026

$131.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2586792 - 11537511580KT - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Genuine BMW - BMW

Includes gaskets and hardware and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2586792
Mfg#:
11537511580KT
Back Ordered
$116.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Performance Thermostat Replacement Kit

ES#2586808 - MMTS-E36-92KT - Performance Thermostat Replacement Kit - Includes a racing thermostat and all hardware, gaskets and coolant - Assembled By ECS - BMW

Includes a racing thermostat and all hardware, gaskets and coolant 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586808
Mfg#:
MMTS-E36-92KT
Back Ordered
$113.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2960236 - N524TSTWHKT3 - Thermostat Replacement Kit - Includes mounting hardware and coolant - Wahler - BMW

Includes mounting hardware and coolant

Brand:
Wahler - Corporate Logo
ES#:
2960236
Mfg#:
N524TSTWHKT3
Ships in 2 Business Days
$128.99

This product was last offered at the strikethrough price on
10-27-2026

$109.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2592647 - 11537509227KT2 - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Assembled By ECS - BMW

Includes gaskets and hardware and coolant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2592647
Mfg#:
11537509227KT2
Back Ordered
$114.99

This product was last offered at the strikethrough price on
10-01-2026

$104.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2592786 - 11531436386KT1 - Thermostat Replacement Kit - Includes hardware, thermostat, and coolant - Assembled By ECS - BMW

Includes hardware, thermostat, and coolant 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2592786
Mfg#:
11531436386KT1
Ships on Dec 14, 2026
$121.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#3675365 - 11531730470k2KT - Thermostat Replacement Kit - Featuring high quality aftermarket parts - Assembled By ECS - BMW

Featuring high quality aftermarket parts 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3675365
Mfg#:
11531730470K2KT
Ships in 9 Business Days
$93.99

This product was last offered at the strikethrough price on
06-08-2026

$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2586806 - 11537511580KT2 - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Assembled By ECS - BMW

Includes gaskets and hardware and coolant 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586806
Mfg#:
11537511580KT2
Back Ordered
$59.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#4772497 - 11537642854KT3 - Thermostat Replacement Kit - Includes new Genuine BMW Heat Management Module (Thermostat) & 1 gallon of BMW coolant/antifreeze - Genuine BMW - BMW

Includes new Genuine BMW Heat Management Module (Thermostat) & 1 gallon of BMW coolant/antifreeze For 2018+ vehicles only.

Brand:
Genuine BMW - Corporate Logo
ES#:
4772497
Mfg#:
11537642854KT3
Ships in 1-2 days
$608.99

This product was last offered at the strikethrough price on
08-07-2026

$588.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oil Filter Housing & Heat Management Module Kit - Level 1

ES#5425168 - g2xb48dofhl1KT - Oil Filter Housing & Heat Management Module Kit - Level 1 - Includes the main components needed to replace the two biggest B48 cooling issues - featuring an upgraded Aluminum Oil Filter Housing and new Coolant Thermostat Module - Assembled By ECS - BMW

Includes the main components needed to replace the two biggest B48 cooling issues - featuring an upgraded Aluminum Oil Filter Housing and new Coolant Thermostat Module 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE
For vehicles without Energy Recovery System (S1CEA)
For later models with the B48 Gen2 (B48D) engine only - Not compatible with earlier Gen1 engines

Brand:
Assembled By ECS - Corporate Logo
ES#:
5425168
Mfg#:
G2XB48DOFHL1KT
Ships in 7 Business Days
$1106.99

This product was last offered at the strikethrough price on
06-15-2026

$1013.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oil Filter Housing & Heat Management Module Kit - Level 3

ES#5425185 - G2XB48DOFHL3KT - Oil Filter Housing & Heat Management Module Kit - Level 3 - Our most comprehensive kit yet, including the majority of components that should be replaced when repalcing your oil filter housing and thermostat module - featuring an Aluminum Oil Filter Housing, Coolant Thermostat Module, and coolant pump assembly! - Assembled By ECS - BMW

Our most comprehensive kit yet, including the majority of components that should be replaced when repalcing your oil filter housing and thermostat module - featuring an Aluminum Oil Filter Housing, Coolant Thermostat Module, and coolant pump assembly! 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE
For vehicles without Energy Recovery System (S1CEA)
For Pre-LCI models with a production date up to 07/2021 or a production date from 07/2021+ without Crontrol DSC (S8WEA)

Brand:
Assembled By ECS - Corporate Logo
ES#:
5425185
Mfg#:
G2XB48DOFHL3KT
Ships in 7 Business Days
$2377.99

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

$2250.99 USD
This product is lifetime replacement eligible Partial Replacement

Oil Filter Housing & Heat Management Module Kit - Level 3

Our most comprehensive kit yet, including the majority of components that should be replaced when repalcing your oil filter housing and thermostat module - featuring an Aluminum Oil Filter Housing, Coolant Thermostat Module, and coolant pump assembly! 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE
For vehicles without Energy Recovery System (S1CEA)
For Pre-LCI models with a production date from 07/2021+ with Control DSC (S8WEA)

Brand:
Assembled By ECS - Corporate Logo
ES#:
5425190
Mfg#:
G2XB48DOFHL3AKT
Ships in 7 Business Days
$2377.99

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

$2250.99 USD
This product is lifetime replacement eligible Partial Replacement

Other BMW Cooling System Thermostat Kits

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