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Audi C5 A6 FWD V6 2.8L

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Audi C5 A6 FWD V6 2.8L Engine Thermostat Parts

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O-Ring - Priced Each (24x3)

ES#2602600 - N90380002 - O-Ring - Priced Each (24x3) - O-ring used in various areas on your European vehicle - Corteco - Audi

O-ring used in various areas on your European vehicle 24x3 O-ring that is seated between the hard coolant pipe and thermostat housing

Brand:
Corteco - Corporate Logo
ES#:
2602600
Mfg#:
N90380002
Back Ordered
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2813131 - 078121121K - Thermostat Housing - Located on the front right of the engine block - Hamburg Tech - Audi Volkswagen

Located on the front right of the engine block We Price Match - Give Us A Call or Chat!
From VIN 4B-1-007,001 split is in the 2001 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813131
Mfg#:
078121121K
Ships in 1 Business Day
$69.95 USD
Free Shipping
on orders $49 and up

Thermostat - 87C

ES#4810572 - 078121113F - Thermostat - 87C - Prevent overheating and premature engine wear - Rein - Audi Volkswagen

Prevent overheating and premature engine wear 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4810572
Mfg#:
078121113F
Ships in 3 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87�C

Prevent overheating and premature engine wear

Brand:
Hudson - Corporate Logo
ES#:
3139067
Mfg#:
078121113FOE
Ships in 1-2 days
$15.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87�C

Prevent overheating and premature engine wear

Brand:
Gates - Corporate Logo
ES#:
3234891
Mfg#:
078121113F
Ships on Aug 13, 2026
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340689
Mfg#:
N90136802
Special Order: No Guaranteed ETA
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87C

ES#616 - 078121113F - Thermostat - 87C - Prevent overheating and premature engine wear - Meyle - Audi Volkswagen

Prevent overheating and premature engine wear 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
616
Mfg#:
078121113F
Special Order: No Guaranteed ETA
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87C

Prevent overheating and premature engine wear 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940301
Mfg#:
078121113F
Special Order: No Guaranteed ETA
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ON SALE! SAVE 18%
$16.99

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

$13.86 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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