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BMW G01 X3 sDrive30i B46 2.0L Engine Thermostat Parts

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ES#4179815 - 11538642560 - Coolant Thermostat Assembly - Also called a Heat Management Module by BMW, this electronic thermostat controls coolant flow based on engine temperatures - Genuine BMW - BMW

Also called a Heat Management Module by BMW, this electronic thermostat controls coolant flow based on engine temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or later Gen3 engines

Brand:
Genuine BMW - Corporate Logo
ES#:
4179815
Mfg#:
11538642560
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.

$446.99

This product was last offered at the strikethrough price on
06-07-2026

$419.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4869783 - 11518638026eKT - Water Pump & Thermostat Kit - B46 2.0L - Includes an OEM water pump, heat management module, and 1 gallon of coolant concentrate - Assembled By ECS - BMW

Includes an OEM water pump, heat management module, and 1 gallon of coolant concentrate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For model years 2018-2019

Brand:
Assembled By ECS - Corporate Logo
ES#:
4869783
Mfg#:
11518638026EKT
Ships on Jul 29, 2026
Auto Notify
ON SALE!
$395.99

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

$361.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4769756 - 11118511205 - Coolant Hose Connector - Upgraded Aluminum - Located on the side of the engine block, replaces failure-prone OE plastic construction. - Bremmen Parts - BMW MINI

Located on the side of the engine block, replaces failure-prone OE plastic construction. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4769756
Mfg#:
11118511205
In Stock
ON SALE! SAVE 20%
$42.99

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

$34.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2744751 - 11118511205 - Connector  - Located on the side of the engine block - Genuine BMW - BMW MINI

Located on the side of the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2744751
Mfg#:
11118511205
In Stock
1% off MSRP

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

$37.97

This product was last offered at the strikethrough price on
06-07-2026

$37.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Includes the components needed to replace the two biggest B48 cooling issues, plus most of the "while you are in there" parts we highly recommend replacing - featuring an Aluminum Oil Filter Housing, Coolant Thermostat Module, and coolant pump assembly! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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#:
5425175
Mfg#:
G2XB48DOFHL2KT
Ships in 8 Business Days
$1733.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4869782 - 11518638026KT - Water Pump & Thermostat Kit - B46 2.0L - Includes a Genuine BMW water pump, heat management module, and 1 gallon of coolant concentrate - Genuine BMW - BMW

Includes a Genuine BMW water pump, heat management module, and 1 gallon of coolant concentrate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For model years 2018-2019

Brand:
Genuine BMW - Corporate Logo
ES#:
4869782
Mfg#:
11518638026KT
In Stock
$754.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4179822 - 11538651265 - Thermostat Module Coolant Pipe W/ Wire Bracket - Connects to the thermostat module and supports the electrical wiring harness - Genuine BMW - BMW

Connects to the thermostat module and supports the electrical wiring harness affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or later Gen3 engines

Brand:
Genuine BMW - Corporate Logo
ES#:
4179822
Mfg#:
11538651265
In Stock
1% off MSRP

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

$78.99

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

$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4179818 - 11538650981 - Coolant Hose - Water Pump to Thermostat Module - Feeds coolant from the water pump to the thermostat module - Genuine BMW - BMW

Feeds coolant from the water pump to the thermostat module affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or later Gen3 engines

Brand:
Genuine BMW - Corporate Logo
ES#:
4179818
Mfg#:
11538650981
In Stock
10% off MSRP

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

$109.99

This product was last offered at the strikethrough price on
06-07-2026

$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Also called a Heat Management Module, this electronic thermostat controls coolant flow based on engine temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or later Gen3 engines

Brand:
Bremmen Parts - Corporate Logo
ES#:
5433734
Mfg#:
11538642560
In Stock
ON SALE!
$356.99

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

$339.14 USD
Free Shipping
on orders $49 and up
ES#5424879 - V20-99-1310 - Coolant Thermostat Assembly - Also called a Heat Management Module by BMW, this electronic thermostat controls coolant flow based on engine temperatures - Vemo - BMW

Also called a Heat Management Module by BMW, this electronic thermostat controls coolant flow based on engine temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
5424879
Mfg#:
V20-99-1310
Special Order: No Guaranteed ETA
$182.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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 8 Business Days
$1093.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Located on the side of the engine block, includes gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5446086
Mfg#:
11118511205P
Ships on Jul 27, 2026
Auto Notify
ON SALE! SAVE 20%
$15.99

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

$12.79 USD

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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