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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Engine Thermostat Parts

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Thermostat Assembly

ES#5492522 - 06B121111K - Thermostat Assembly - Direct OE-quality replacement electronically mapped thermostat assembly to cure overheating, resolve P2181 or P3081 codes, and restore proper engine operating temperature on your longitudinal 1.8T. - Febi - Audi

Direct OE-quality replacement electronically mapped thermostat assembly to cure overheating, resolve P2181 or P3081 codes, and restore proper engine operating temperature on your longitudinal 1.8T. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Febi - Corporate Logo
ES#:
5492522
Mfg#:
06B121111K
Special Order: No Guaranteed ETA
$108.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#2582081 - 06B121111K - Thermostat Assembly - Includes housing, gasket & sensor - Vemo Q+ - Audi

Includes housing, gasket & sensor

Brand:
Vemo Q+ - Corporate Logo
ES#:
2582081
Mfg#:
06B121111K
Special Order: No Guaranteed ETA
$89.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi - Engine/Cooling

ES#4900589 - 06B121111K - Audi - Engine/Cooling - Meyle - Audi

2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900589
Mfg#:
06B121111K
Special Order: No Guaranteed ETA
$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

Includes housing, gasket & sensor

Brand:
SMP - Corporate Logo
ES#:
4070681
Mfg#:
06B121111K
Back Ordered
$135.99

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

$132.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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