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Volkswagen Jetta V 2.5 Engine Thermostat Parts

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Water Pump Module

ES#4391009 - 06H121026DR - Water Pump Module - Includes the thermostat, temp sensor, and gasket - URO - Audi Volkswagen

Includes the thermostat, temp sensor, and gasket 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4391009
Mfg#:
06H121026DR
In Stock
$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#285949 - 07K121115C - Thermostat Housing - Includes housing, thermostat, o-rings, and hardware - Genuine Volkswagen Audi - Volkswagen

Includes housing, thermostat, o-rings, and hardware

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285949
Mfg#:
07K121115C
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.

$309.98

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

$289.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Return Hose

ES#285944 - 07K121065J - Coolant Return Hose - Connects lower thermostat to reservoir return - Genuine Volkswagen Audi - Volkswagen

Connects lower thermostat to reservoir return

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285944
Mfg#:
07K121065J
In Stock
7% off MSRP

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

$138.99

This product was last offered at the strikethrough price on
10-05-2026

$128.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3149392 - 06H121113B - Thermostat - Keep your cooling system efficient - Rein - Audi Volkswagen

Keep your cooling system efficient 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3149392
Mfg#:
06H121113B
In Stock
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spring Clamp - Priced Each

ES#259718 - N90687001 - Spring Clamp - Priced Each - Install new hardware with your new parts. 27x12 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 27x12

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
259718
Mfg#:
N90687001
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
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 3 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.

$417.99

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

$372.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4158620 - 07K121115C - Thermostat Assembly - Includes housing, thermostat, o-rings, and hardware - Hamburg Tech - Volkswagen

Includes housing, thermostat, o-rings, and hardware We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4158620
Mfg#:
07K121115C
Ships in 2 Business Days
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4146590 - 07K121113B - Thermostat - Prevent overheating and premature engine wear - Rein - Volkswagen

Prevent overheating and premature engine wear 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4146590
Mfg#:
07K121113B
In Stock
$48.00

This product was last offered at the strikethrough price on
07-16-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 3 Business Days
$515.99

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

$509.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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 3 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.

$504.99

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

$449.99 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
In Stock
$45.99 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 1-2 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.

$84.99

This product was last offered at the strikethrough price on
10-18-2026

$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 3 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
10-18-2026

$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 3 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.

$420.99

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

$375.99 USD
Free Shipping
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!
$369.99

This product was last offered at the strikethrough price on
10-05-2026

$367.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat

ES#2710668 - 06H121113B - Thermostat - Keep your cooling system efficient - Vemo - Audi Volkswagen

Keep your cooling system efficient

Brand:
Vemo - Corporate Logo
ES#:
2710668
Mfg#:
06H121113B
In Stock
$55.99 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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