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Volkswagen MK6 Engine Thermostat Parts

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Thermostat / Water Pump Replacement Kit

ES#5386554 - 07K121011BKT9 - Thermostat / Water Pump Replacement Kit - Includes necessary parts to replace the thermostat. - Genuine Volkswagen Audi - Volkswagen

Includes necessary parts to replace the thermostat. For vehicles with engine code CBUA and CBTA

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5386554
Mfg#:
07K121011BKT9
Ships in 2 Business Days
$515.99

This product was last offered at the strikethrough price on
08-04-2026

$512.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Hard Coolant Pipe

ES#281153 - 06F121065H - Hard Coolant Pipe - Positioned between the thermostat and oil cooler - Genuine Volkswagen Audi - Audi Volkswagen

Positioned between the thermostat and oil cooler For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281153
Mfg#:
06F121065H
Ships in 2 Business Days
7% off MSRP

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

$176.99

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

$163.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#285946 - 07K121065N - Coolant Pipe - Thermostat housing to coolant pipe - Genuine Volkswagen Audi - Volkswagen

Thermostat housing to coolant pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285946
Mfg#:
07K121065N
Ships in 2 Business Days
7% off MSRP

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

$504.99

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

$467.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2528895 - 06H121121L - Thermostat Housing - Plastic flange for the thermostat that connects to the water pump housing - Genuine Volkswagen Audi - Audi Volkswagen

Plastic flange for the thermostat that connects to the water pump housing For vehicles with TSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2528895
Mfg#:
06H121121L
In Stock
11% off MSRP

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

$47.78

This product was last offered at the strikethrough price on
10-04-2026

$42.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Module

ES#3236064 - 77021089 - Water Pump Module - Includes the thermostat and gasket - Gates - Audi Volkswagen

Includes the thermostat and gasket

Brand:
Gates - Corporate Logo
ES#:
3236064
Mfg#:
77021089
Ships on Oct 22, 2026
$462.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4933078 - 07K121115C - Thermostat Assembly - Includes housing, thermostat, o-rings, and hardware - URO - Volkswagen

Includes housing, thermostat, o-rings, and hardware 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4933078
Mfg#:
07K121115C
Ships in 1 Business Day
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4030975 - 04L121026AH - Thermostat Housing - Regulates flow of coolant according to temperature - Genuine Volkswagen Audi - Audi Volkswagen

Regulates flow of coolant according to temperature For vehicles with engine code CRUA/ CVCA

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4030975
Mfg#:
04L121026AH
Ships in 4 Business Days
6% off MSRP

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

$236.99

This product was last offered at the strikethrough price on
10-04-2026

$221.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Tube

ES#1833444 - 03L121065T - Coolant Tube - Connects thermostat housing to heater core hose - Genuine Volkswagen Audi - Audi Volkswagen

Connects thermostat housing to heater core hose For vehicles with CJAA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1833444
Mfg#:
03L121065T
Ships in 2 Business Days
7% off MSRP

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

$88.99

This product was last offered at the strikethrough price on
10-04-2026

$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#272889 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Genuine Volkswagen Audi - Audi Volkswagen

Secures the coolant temperature sensor in place For vehicles with BRM engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272889
Mfg#:
032121142
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#285948 - 07K121113B - Thermostat - Prevent overheating and premature engine wear - Genuine Volkswagen Audi - Volkswagen

Prevent overheating and premature engine wear

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285948
Mfg#:
07K121113B
Ships in 1 day
6% off MSRP

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

$84.99

This product was last offered at the strikethrough price on
10-04-2026

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat cover

ES#285952 - 07K121121B - Thermostat cover - Found on the thermostat housing - Genuine Volkswagen Audi - Volkswagen

Found on the thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285952
Mfg#:
07K121121B
Ships in 2 Business Days
2% off MSRP

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

$80.99

This product was last offered at the strikethrough price on
10-04-2026

$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#315392 - 1K0122073FE - Heater Hose - Connects rear thermostat housing to heater core hoses - Genuine Volkswagen Audi - Volkswagen

Connects rear thermostat housing to heater core hoses For vehicles with automatic transmission with production date from 3/01/2006 only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315392
Mfg#:
1K0122073FE
Ships in 2 Business Days
7% off MSRP

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

$420.99

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

$390.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Return Hose

ES#315393 - 1K0122073FF - Heater Core Return Hose - Connects rear thermostat housing to heater core hoses - Genuine Volkswagen Audi - Volkswagen

Connects rear thermostat housing to heater core hoses For vehicles with manual transmission with production date from 3/01/2006 only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315393
Mfg#:
1K0122073FF
Ships in 2 Business Days
7% off MSRP

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

$417.99

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

$387.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat / Water Pump Replacement Kit

ES#5386555 - 07K121011BKT10 - Thermostat / Water Pump Replacement Kit - Includes necessary parts to replace the thermostat. - Assembled By ECS - Volkswagen

Includes necessary parts to replace the thermostat. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5386555
Mfg#:
07K121011BKT10
Back Ordered
ON SALE!
$369.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Housing

ES#5339949 - 06K121111P - Thermostat Housing - Includes thermostat and housing gasket - Bremmen Parts - Volkswagen

Includes thermostat and housing gasket 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5339949
Mfg#:
06K121111P
In Stock
ON SALE! SAVE 22%
$115.99

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

$90.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2539277 - 06F121111F - Thermostat - Complete assembly including housing - Mahle-Behr - Audi Volkswagen

Complete assembly including housing For vehicles with FSI engines only

Brand:
Mahle-Behr - Corporate Logo
ES#:
2539277
Mfg#:
06F121111F
Ships in 1 day
$70.68 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.

Let us help you find the parts that fit your Volkswagen

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