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Volkswagen MK5 Engine Thermostat Parts

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Allen/Hex Bolt - Priced Each

ES#4151982 - N90945002 - Allen/Hex Bolt - Priced Each - Install new hardware with your new parts. M7x21.5mm - Rein - Audi Volkswagen

Install new hardware with your new parts. M7x21.5mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151982
Mfg#:
N90945002
In Stock
ON SALE! SAVE 19%
$5.99

This product was last offered at the strikethrough price on
06-29-2026

$4.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#467607 - N10196103 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x18 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x18 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CCTA or CBFA. Used to secure the thermostat housing to the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467607
Mfg#:
N10196103
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285944
Mfg#:
07K121065J
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.

$138.99

This product was last offered at the strikethrough price on
02-26-2026

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

Thermostat - 80°C

ES#2713078 - 075121113D - Thermostat - 80C - Includes sealing O-Ring - Vemo - Audi Volkswagen

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

Brand:
Vemo - Corporate Logo
ES#:
2713078
Mfg#:
075121113D
In Stock at Vendor
$18.99

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

$17.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285949
Mfg#:
07K121115C
In Stock at Vendor
69% off MSRP

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

$309.99

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

$95.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315393
Mfg#:
1K0122073FF
Ships in 1-2 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
02-26-2026

$388.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3683 - N90365302 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 20X3 - Corteco - Audi Volkswagen

Install a new o-ring for a proper seal. 20X3 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Seals the hard coolant pipe to the thermostat housing

Brand:
Corteco - Corporate Logo
ES#:
3683
Mfg#:
N90365302
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2586887 - 06H121113BKT1 - Thermostat Replacement Kit - Includes a thermostat, housing, O-ring and bolts - Assembled By ECS - Audi Volkswagen

Includes a thermostat, housing, O-ring and bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with CCTA engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586887
Mfg#:
06H121113BKT1
In Stock
ON SALE! SAVE 26%
$33.99

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

$25.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#269568 - 022121113 - Thermostat - Helps your engine regulate its temperature - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
269568
Mfg#:
022121113
In Stock
ON SALE!
$118.99

This product was last offered at the strikethrough price on
06-25-2026

$112.14 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engines only

Brand:
Gates - Corporate Logo
ES#:
3236064
Mfg#:
77021089
Ships in 5 Business Days
$462.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

All-Metal Water Pump Module (06H121026DD)

ES#4821295 - 06H121026DD-AL - All-Metal Water Pump Module (06H121026DD) - Complete water pump housing module, includes OE thermostat, OE temp sensor, and OE gaskets - Featuring a full coated aluminum housing! - Pierburg - Audi Volkswagen

Complete water pump housing module, includes OE thermostat, OE temp sensor, and OE gaskets - Featuring a full coated aluminum housing! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engines only

Brand:
Pierburg - Corporate Logo
ES#:
4821295
Mfg#:
06H121026DD-AL
Ships on Nov 11, 2026
$228.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat OE# 06F121111F

ES#3173594 - 06F121111F - Thermostat OE# 06F121111F - Complete assembly including housing - Bremmen Parts - Audi Volkswagen

Complete assembly including housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with FSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
3173594
Mfg#:
06F121111F
In Stock
ON SALE! SAVE 20%
$40.99

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

$32.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Thermostat Housing Cover

ES#3553459 - 462-121-VR41E - Cast Aluminum Thermostat Housing Cover - Replace your inferior plastic housing cover - iABED Industries - Audi Volkswagen

Replace your inferior plastic housing cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iABED Industries - Corporate Logo
ES#:
3553459
Mfg#:
462-121-VR41E
Back Ordered
Auto Notify
$39.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with CCTA engine code only

Brand:
Rein - Corporate Logo
ES#:
3149392
Mfg#:
06H121113B
In Stock
ON SALE!
$36.99

This product was last offered at the strikethrough price on
06-29-2026

$35.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#281430 - 06H121113B - Thermostat - Keep your cooling system efficient - Genuine Volkswagen Audi - Audi Volkswagen

Keep your cooling system efficient affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CCTA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281430
Mfg#:
06H121113B
In Stock
ON SALE!
$115.00

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

$109.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing with Thermostat

ES#4759992 - 06H121121L - Thermostat Housing with Thermostat - Complete assembly with OE temperature 95C thermostat 06H121113B - Bremmen Parts - Audi Volkswagen

Complete assembly with OE temperature 95C thermostat 06H121113B affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with CCTA engine code only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759992
Mfg#:
06H121121L
In Stock
ON SALE! SAVE 22%
$20.99

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

$16.31 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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Manufacturer names and/or part numbers are used only for identification purposes.

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