BMW Thermostat Housings

Gasket on rear of thermostat housing cooling flange affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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Brand:

ES#:

2597936

Mfg#:

11531721172

$6.99

This product was last offered at the strikethrough price on
12-14-2025

$5.91 USD

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on orders $49 and up

Lifetime Replacement

Prevent a leaking thermostat housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

2609306

Mfg#:

11531312287

$32.99

This product was last offered at the strikethrough price on
05-07-2026

$31.99 USD

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on orders $49 and up

Lifetime Replacement

Gasket on rear of thermostat housing cooling flange affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

2597937

Mfg#:

11531721172

$5.99

This product was last offered at the strikethrough price on
05-07-2026

$4.99 USD

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on orders $49 and up

Lifetime Replacement

Replace O-rings when doing any installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Also use- (Qty.) (1) 11 53 1 312 287 O-Ring.

Brand:

ES#:

2603085

Mfg#:

11531312635

$4.07 USD

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on orders $49 and up

Lifetime Replacement

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

Brand:

ES#:

3039858

Mfg#:

11531250399

$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD

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on orders $49 and up

Lifetime Replacement

Your engine relies on a steady temperature to stay healthy and efficient. With the Rein CTA0079, you’re getting OE-level quality and a frustration-free install that gets your car back to peak performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

5470515

Mfg#:

11537644811

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:

ES#:

5425168

Mfg#:

G2XB48DOFHL1KT

$1093.99 USD

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on orders $49 and up

Partial Replacement

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! 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 Pre-LCI models with a production date from 07/2021+ with Control DSC (S8WEA)

Brand:

ES#:

5425190

Mfg#:

G2XB48DOFHL3AKT

$2359.99 USD

Add to Cart

Partial Replacement

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! 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 Pre-LCI models with a production date up to 07/2021 or a production date from 07/2021+ without Crontrol DSC (S8WEA)

Brand:

ES#:

5425185

Mfg#:

G2XB48DOFHL3KT

$2359.99 USD

Add to Cart

Partial Replacement

Gasket that goes between the coolant pump and the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

5339297

Mfg#:

773.780

$12.99 USD

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on orders $49 and up

Lifetime Replacement

Thermostat controlled by the ECU for precise temperature control. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with the early B58C or B58D TU engine - Will not fit the B58N TU2 engine

Brand:

ES#:

5456911

Mfg#:

V20-99-0005