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

Volkswagen Engine Thermostat Parts

Sort By
Filter By
Return to Top

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285718
Mfg#:
07D121091E
Ships in 8 Business Days
13% 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
08-31-2026

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Low Temperature Kit

ES#1565 - VR6LTK - ECS Low Temperature Kit - Includes 75-82c fan switch & a 70c thermostat with sealing o-ring - Assembled By ECS - Volkswagen

Includes 75-82c fan switch & a 70c thermostat with sealing o-ring 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
1565
Mfg#:
VR6LTK
Ships on Dec 10, 2026
ON SALE!
$45.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

ES#3234734 - 050121113C - Thermostat (87C) - Prevent overheating and premature engine wear - Gates - Audi Volkswagen

Prevent overheating and premature engine wear

Brand:
Gates - Corporate Logo
ES#:
3234734
Mfg#:
050121113C
Ships on Oct 22, 2026
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Return Hose

ES#315182 - 1K0121058AC - Coolant Return Hose - Connects thermostat housing to oil cooler - Genuine Volkswagen Audi - Volkswagen

Connects thermostat housing to oil cooler

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315182
Mfg#:
1K0121058AC
Ships in 2 Business Days
12% off MSRP

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

$49.99

This product was last offered at the strikethrough price on
08-31-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Low Temperature Kit

ES#4831 - VR6LTKEP - ECS Low Temperature Kit - Includes 75-82c fan switch & a 70c thermostat with sealing o-ring - Assembled By ECS - Volkswagen

Includes 75-82c fan switch & a 70c thermostat with sealing o-ring 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4831
Mfg#:
VR6LTKEP
Back Ordered
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2954035 - 038121121dkt3 - Thermostat Replacement Kit - Maintain proper operating temperature with a new thermostat, housing and hardware - Assembled By ECS - Volkswagen

Maintain proper operating temperature with a new thermostat, housing and hardware 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with BEW engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2954035
Mfg#:
038121121DKT3
In Stock
ON SALE! SAVE 24%
$27.99

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

$21.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#514001 - 038121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x4 - Victor Reinz - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 50x4

Brand:
Victor Reinz - Corporate Logo
ES#:
514001
Mfg#:
038121119B
Ships in 1 Business Day
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3176167 - 07K121113B - Thermostat - Prevent overheating and premature engine wear - Mahle - Volkswagen

Prevent overheating and premature engine wear

Brand:
Mahle - Corporate Logo
ES#:
3176167
Mfg#:
07K121113B
Ships in 1 Business Day
$42.99

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

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#276032 - 03L121121A - Thermostat Housing - Common point of failure or leaking for the cooling system - Genuine Volkswagen Audi - Volkswagen

Common point of failure or leaking for the cooling system For vehicles with BRM engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
276032
Mfg#:
03L121121A
Ships in 1 day
13% off MSRP

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

$47.99

This product was last offered at the strikethrough price on
08-31-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#275132 - 038121121D - Thermostat Housing - Common point of failure for the cooling system on your TDI - Genuine Volkswagen Audi - Volkswagen

Common point of failure for the cooling system on your TDI For vehicles with BEW engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275132
Mfg#:
038121121D
Ships in 2 Business Days
13% off MSRP

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

$47.99

This product was last offered at the strikethrough price on
08-31-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#5435715 - 03H121113A - Thermostat - Used to regulate coolant temperature - Hamburg Tech - Volkswagen Porsche

Used to regulate coolant temperature

Brand:
Hamburg Tech - Corporate Logo
ES#:
5435715
Mfg#:
03H121113A
Ships in 1 Business Day
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (92 deg. C)

ES#2894962 - 078121113G - Thermostat (92 deg. C) - Includes sealing O-Ring - Vemo - Audi Volkswagen

Includes sealing O-Ring For vehicles with a vin from 3B-X-500 001

Brand:
Vemo - Corporate Logo
ES#:
2894962
Mfg#:
078121113G
Ships in 1 Business Day
$18.99

This product was last offered at the strikethrough price on
07-02-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4782973 - 059121111R - Thermostat - Regulates coolant flow for managing temperature within the specified range - Hepu - Audi Volkswagen

Regulates coolant flow for managing temperature within the specified range For vehicles with CATA engine code only (2009-2012)

Brand:
Hepu - Corporate Logo
ES#:
4782973
Mfg#:
059121111R
Ships in 1 day
$40.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92�C

Includes sealing O-Ring For vehicles with a vin from 3B-X-500 001

Brand:
Gates - Corporate Logo
ES#:
3234892
Mfg#:
078121113G
Ships on Oct 22, 2026
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87 deg. C)

ES#2569829 - 03G121113A - Thermostat (87 deg. C) - Wahler - Volkswagen

Includes Seal Ring

Brand:
Wahler - Corporate Logo
ES#:
2569829
Mfg#:
03G121113A
Back Ordered
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2228834 - 06A121121C - Thermostat Housing - Common point of failure for the cooling system. Does not include O-ring. - Vaico - Audi Volkswagen

Common point of failure for the cooling system. Does not include O-ring. We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2228834
Mfg#:
06A121121C
Ships in 1 Business Day
$6.32 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 Volkswagen Engine Thermostat Parts

Let us help you find the parts that fit your Volkswagen

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