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Audi D2 A8 FWD 3.7

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Audi D2 A8 FWD 3.7 Engine Thermostat Parts

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Thermostat - 80°C

ES#4220573 - 075121113D - Thermostat - 80C - Does not include sealing O-Ring - Rein - Audi Volkswagen

Does not include sealing O-Ring 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4220573
Mfg#:
075121113D
Ships in 4 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80°C

Does not include sealing O-Ring

Brand:
Meistersatz - Corporate Logo
ES#:
2800945
Mfg#:
075121113D
Ships in 4 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92�C

Includes sealing O-Ring 1997-1999 model years, engine cdes AEW & ABZ

Brand:
Hudson - Corporate Logo
ES#:
3139068
Mfg#:
078121113G
Ships in 1-2 days
$17.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

Prevent overheating and premature engine wear From the 2000 model year

Brand:
Wahler - Corporate Logo
ES#:
2738308
Mfg#:
077121113D
Ships in 1-2 days
$45.99

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

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92�C

ES#3478145 - 078121113G - Thermostat - 92C - Includes sealing O-Ring - Meyle - Audi Volkswagen

Includes sealing O-Ring 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
1997-1999 model years, engine cdes AEW & ABZ

Brand:
Meyle - Corporate Logo
ES#:
3478145
Mfg#:
078121113G
Ships on Sep 29, 2026
$13.99 USD
Free Shipping
on orders $49 and up

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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