Audi B5 S4 2.7T Thermostat Housings

Thermostat Housing (Aluminum)

Aluminum design - Located on the front right of the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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Brand:
ES#:: 3659371
Mfg#:: 078121121J

Qty: Availability:

In Stock

$155.99 USD

Free Shipping

on orders $49 and up

Lifetime Replacement

Thermostat Replacement Kit

Keep your cooling system efficient with a new thermostat and housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ES#:: 3659374
Mfg#:: 07812112JKT4

Qty: Availability:

In Stock

ON SALE!

$180.99

This product was last offered at the strikethrough price on
01-03-2026

$171.96 USD

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on orders $49 and up

Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ES#:: 1848432
Mfg#:: N90136802

Qty: Availability:

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.

$7.80

This product was last offered at the strikethrough price on
06-12-2026

$7.02 USD

Free Shipping

on orders $49 and up

Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!