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Audi Engine Thermostat Parts

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Water Pump And Thermostat Replacement Kit

ES#4899227 - 06M121115K2KT - Water Pump And Thermostat Replacement Kit - Maintain proper operating temperature with a new water pump and hardware - Assembled By ECS - Audi

Maintain proper operating temperature with a new water pump and hardware 10X Entries For Our 25th Anniversary Sweepstakes!
Includes 4-Bolt Water Pump and hardware - No pulley included

Brand:
Assembled By ECS - Corporate Logo
ES#:
4899227
Mfg#:
06M121115K2KT
Ships in 1-2 days
ON SALE! SAVE 27%
$613.99

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

$446.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat

ES#2640066 - 06E121111AL - Thermostat - Includes sealing gasket and housing - Genuine Volkswagen Audi - Audi

Includes sealing gasket and housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2640066
Mfg#:
06E121111AL
In Stock
5% off MSRP

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

$134.99

This product was last offered at the strikethrough price on
04-09-2026

$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3419083 - 06E121111AL - Thermostat - Includes sealing gasket and housing - Rein - Audi Volkswagen

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

Brand:
Rein - Corporate Logo
ES#:
3419083
Mfg#:
06E121111AL
In Stock
$53.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit (87°C) - Featuring ECS Heavy Duty Cast Aluminum Thermostat Housing

ES#3138531 - 006660ECS01-01KT - Thermostat Replacement Kit (87C) - Featuring ECS Heavy Duty Cast Aluminum Thermostat Housing - Replace aged components while upgrading, with our ECS Cast Aluminum Thermostat Housing - Assembled By ECS - Audi Volkswagen

Replace aged components while upgrading, with our ECS Cast Aluminum Thermostat Housing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3138531
Mfg#:
006660ECS01-01KT
In Stock
ON SALE! SAVE 23%
$112.96

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

$86.97 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4671694 - 06L121111N - Thermostat - Includes housing and gasket - Genuine Volkswagen Audi - Audi Volkswagen

Includes housing and gasket

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4671694
Mfg#:
06L121111N
In Stock
8% off MSRP

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

$536.87

This product was last offered at the strikethrough price on
07-25-2026

$494.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3.0T Billet Aluminum Thermostat - 70°C

ES#4876047 - 053120LA03 - 3.0T Billet Aluminum Thermostat - 70C - Ditch your failure-prone OE plastic thermostat with a high-performance, billet aluminum alternative! - ECS - Audi Volkswagen

Ditch your failure-prone OE plastic thermostat with a high-performance, billet aluminum alternative! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4876047
Mfg#:
053120LA03
In Stock
ON SALE! SAVE 15%
$405.99

This product was last offered at the strikethrough price on
06-13-2026

$345.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Module

ES#3194789 - 06H121026DD - Water Pump Module - Includes the thermostat. Coolant temp sensor and gasket sold separately. - Pierburg - Audi Volkswagen

Includes the thermostat. Coolant temp sensor and gasket sold separately.

Brand:
Pierburg - Corporate Logo
ES#:
3194789
Mfg#:
06H121026DD
In Stock
$448.99

This product was last offered at the strikethrough price on
05-20-2026

$328.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4930699 - 06M121115P - Thermostat Housing - Common point of failure for the cooling system. - Genuine Volkswagen Audi - Audi

Common point of failure for the cooling system.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4930699
Mfg#:
06M121115P
In Stock
1% off MSRP

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

$210.00

This product was last offered at the strikethrough price on
07-25-2026

$206.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Module

ES#4507241 - 06H121026ED - Water Pump Module - Includes the thermostat, temp sensor, and gasket - Genuine Volkswagen Audi - Audi Volkswagen

Includes the thermostat, temp sensor, and gasket

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4507241
Mfg#:
06H121026ED
In Stock
14% off MSRP

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

$507.49

This product was last offered at the strikethrough price on
07-25-2026

$438.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit with Coolant

ES#4765652 - 06J121026NKT2 - Water Pump Kit with Coolant - Includes a new water pump, belt, thermostat/housing, aluminum union piece & hardware, and G13 coolant - Assembled By ECS - Audi Volkswagen

Includes a new water pump, belt, thermostat/housing, aluminum union piece & hardware, and G13 coolant 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4765652
Mfg#:
06J121026NKT2
In Stock
ON SALE! SAVE 23%
$321.11

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

$248.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oil Filter Housing & Thermostat

ES#4304721 - 059115389P - Oil Filter Housing & Thermostat - Includes Oil filter, filter cap, gaskets and coolant thermostat - Hamburg Tech - Audi Volkswagen Porsche

Includes Oil filter, filter cap, gaskets and coolant thermostat We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4304721
Mfg#:
059115389P
In Stock
$169.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing (Aluminum)

ES#3659371 - 078121121J - Thermostat Housing (Aluminum) - Aluminum design - Located on the front right of the engine block - URO - Audi Volkswagen

Aluminum design - Located on the front right of the engine block 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3659371
Mfg#:
078121121J
In Stock
$155.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit With ECS Billet Aluminum J-Plug

ES#2777024 - 06B121111KKT3 - Thermostat Replacement Kit With ECS Billet Aluminum J-Plug - Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware - Assembled By ECS - Audi

Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777024
Mfg#:
06B121111KKT3
In Stock
ON SALE! SAVE 24%
$159.99

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

$122.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Heavy Duty Aluminum Water Pump Thermostat Gasket Kit

ES#4818766 - 06H121026DD-AL - Upgraded Heavy Duty Aluminum Water Pump Thermostat Gasket Kit - Includes the thermostat, union, and gaskets - Hamburg Tech - Audi Volkswagen

Includes the thermostat, union, and gaskets We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4818766
Mfg#:
06H121026DD-AL
In Stock
$189.99

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

$182.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4.0T Water Pump And Thermostat Replacement Kit

ES#4940377 - 0P2121014KT - 4.0T Water Pump And Thermostat Replacement Kit - Includes everything you need to replace your water pump and thermostat. - Genuine Volkswagen Audi - Audi Porsche

Includes everything you need to replace your water pump and thermostat.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4940377
Mfg#:
0P2121014KT
Ships in 3 Business Days
$1280.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cast Aluminum Thermostat Housing Kit

ES#3553466 - 462-121-vr-24vKT - Cast Aluminum Thermostat Housing Kit - Replace your inferior plastic housings - iABED Industries - Audi Volkswagen

Replace your inferior plastic housings Modification to water pipe may be required. Please see description for details.

Brand:
iABED Industries - Corporate Logo
ES#:
3553466
Mfg#:
462-121-VR-24VKT
Back Ordered
Auto Notify
$251.99

This product was last offered at the strikethrough price on
04-16-2026

$250.99 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

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