Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi Engine Thermostat Parts

Sort By
Filter By
Return to Top

Sealing O-Ring - Priced Each

ES#3353262 - N90365302 - Sealing O-Ring - Priced Each - Genuine Porsche - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Seals the hard coolant pipe to the thermostat housing

Brand:
Genuine Porsche - Corporate Logo
ES#:
3353262
Mfg#:
N90365302
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3234814 - 06E121111G - Thermostat - Includes housing and gasket. - Gates - Audi

Includes housing and gasket. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3234814
Mfg#:
06E121111G
Ships on Jun 25, 2026
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

Includes sealing gasket and housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 2016

Brand:
Bremmen Parts - Corporate Logo
ES#:
4749619
Mfg#:
06E121111AT
Special Order: No Guaranteed ETA
ON SALE! SAVE 71%
$189.99

This product was last offered at the strikethrough price on
03-12-2026

$54.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly - (NO LONGER AVAILABLE)

ES#3149419 - 06D121111G - Thermostat Assembly - (NO LONGER AVAILABLE) - Keep your cooling system operating properly - Rein - Audi

Keep your cooling system operating properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3149419
Mfg#:
06D121111G
Ships in 4 Business Days
$53.99 USD
Free Shipping
on orders $49 and up

Thermostat With Gasket

ES#4714 - 022121113 - Thermostat With Gasket - Helps your engine regulate its temperature - Wahler - Audi Volkswagen

Helps your engine regulate its temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
4714
Mfg#:
022121113
Back Ordered
$52.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

Common point of failure for the cooling system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5426272
Mfg#:
06M121115P
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 16%
$61.99

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

$52.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#5443871 - 06E121111AL - Thermostat - Includes sealing gasket and housing - Hamburg Tech - Audi

Includes sealing gasket and housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hamburg Tech - Corporate Logo
ES#:
5443871
Mfg#:
06E121111AL
Ships in 2 Business Days
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2608020 - 06H121113BKT4 - Thermostat Replacement Kit - Keep your cooling system efficient with a new thermostat, housing and o-ring - Assembled By ECS - Audi

Keep your cooling system efficient with a new thermostat, housing and o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Inzi water pumps up to production date 6/3/2012

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608020
Mfg#:
06H121113BKT4
Ships in 4 Business Days
ON SALE! SAVE 19%
$30.99

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

$25.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#2586266 - 06D121111G - Thermostat Assembly - Includes sealing o-ring - Vemo - Audi

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

Brand:
Vemo - Corporate Logo
ES#:
2586266
Mfg#:
06D121111G
Special Order: No Guaranteed ETA
$86.99

This product was last offered at the strikethrough price on
04-15-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Lower

ES#361645 - 4A0121055C - Coolant Hose - Lower - Thermostat housing to coolant pipe - Genuine Volkswagen Audi - Audi

Thermostat housing to coolant pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
361645
Mfg#:
4A0121055C
Ships in 9 Business Days
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$53.99

This product was last offered at the strikethrough price on
06-07-2026

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#382263 - 4E0121142 - Cooling Hose Retaining Clip - Priced Each - 38mm C-clip located secures various cooling hoses on your European vehicle - Genuine Volkswagen Audi - Audi

38mm C-clip located secures various cooling hoses on your European vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
382263
Mfg#:
4E0121142
Ships in 3 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#3961 - 06C121111C - Thermostat Assembly - Housing included - Wahler - Audi

Housing included affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
3961
Mfg#:
06C121111C
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3430609 - 06H121113B - Thermostat - Keep your cooling system efficient - Behr - Audi Volkswagen

Keep your cooling system efficient affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Behr - Corporate Logo
ES#:
3430609
Mfg#:
06H121113B
Ships on Jun 23, 2026
$47.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Gasket

ES#285718 - 07D121091E - Thermostat Housing Gasket - Must be replaced when replacing the thermostat - Genuine Volkswagen Audi - Audi Volkswagen

Must be replaced when replacing the thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285718
Mfg#:
07D121091E
Ships in 9 Business Days
11% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$52.99

This product was last offered at the strikethrough price on
06-07-2026

$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2813087 - 06H121026BA - Water Pump - Includes water pump and seal. - Hamburg Tech - Audi Volkswagen

Includes water pump and seal. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813087
Mfg#:
06H121026BA
Ships in 2 Business Days
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4352634 - 03L121111AC - Thermostat - This also includes the thermostat housing - Rein - Audi Volkswagen

This also includes the thermostat housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4352634
Mfg#:
03L121111AC
Ships in 4 Business Days
$49.99

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

$45.99 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.

Other Audi Engine Thermostat Parts

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings