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Volkswagen Engine Coolant Flanges & Parts

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Aluminum Thermostat Housing

ES#5457756 - 95810606000-PRMK - Aluminum Thermostat Housing - Common point of failure or leaking for the cooling system. Features a superior aluminum construction over the factory plastic unit. - URO Premium - Volkswagen

Common point of failure or leaking for the cooling system. Features a superior aluminum construction over the factory plastic unit. 2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 08/02/2010 only

Brand:
URO Premium - Corporate Logo
ES#:
5457756
Mfg#:
95810606000-PRMK
Back Ordered
$159.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing O-Ring

ES#268978 - 021121119A - Thermostat Housing O-Ring - O-Ring between thermostat housing and cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

O-Ring between thermostat housing and cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
268978
Mfg#:
021121119A
In Stock
35% off MSRP

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

$13.73

This product was last offered at the strikethrough price on
08-19-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

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

Includes thermostat and housing gasket 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5339949
Mfg#:
06K121111P
In Stock
ON SALE! SAVE 11%
$115.99

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

$103.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2535131 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - URO - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535131
Mfg#:
N90316802
In Stock
$1.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2219756 - 022121117C - Thermostat Housing - Common point of failure or leaking for the cooling system - URO - Audi Volkswagen

Common point of failure or leaking for the cooling system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2219756
Mfg#:
022121117C
Ships in 2 Business Days
$53.99

This product was last offered at the strikethrough price on
04-28-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#261234 - 038121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x4 - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261234
Mfg#:
038121119B
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2812860 - 021121117A - Thermostat Housing - Located on the drivers side of the engine. O-rings sold separately. - Hamburg Tech - Volkswagen

Located on the drivers side of the engine. O-rings sold separately. We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812860
Mfg#:
021121117A
In Stock
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Thermostat Housing Kit

ES#3553465 - 462-121-vr-afpKT - Aluminum Thermostat Housing Kit - Replace your inferior plastic housings - iABED Industries - Volkswagen

Replace your inferior plastic housings

Brand:
iABED Industries - Corporate Logo
ES#:
3553465
Mfg#:
462-121-VR-AFPKT
Back Ordered
Auto Notify
$286.99

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

$285.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Flange

ES#2712765 - 058121132C - Cylinder Head Coolant Flange - Located on the back of the cylinder head - Vaico - Audi Volkswagen

Located on the back of the cylinder head We Price Match - Give Us A Call or Chat!
For vehicles with AUG or AWM engine codes only.

Brand:
Vaico - Corporate Logo
ES#:
2712765
Mfg#:
058121132C
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#275136 - 038121133A - Coolant Flange - Located on the left side of the cylinder head - Genuine Volkswagen Audi - Volkswagen

Located on the left side of the cylinder head For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275136
Mfg#:
038121133A
Ships in 4 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.

$300.99

This product was last offered at the strikethrough price on
08-19-2026

$280.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2762958 - 03L121111AC1 - Thermostat - Includes housing and seal ring - Behr - Audi Volkswagen

Includes housing and seal ring

Brand:
Behr - Corporate Logo
ES#:
2762958
Mfg#:
03L121111AC1
Ships in 8 Business Days
$73.84

This product was last offered at the strikethrough price on
05-09-2026

$69.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat housing

ES#282658 - 077121121D - Thermostat housing - Covers thermostat on front of block - Genuine Volkswagen Audi - Volkswagen

Covers thermostat on front of block For vehicles with AXQ engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
282658
Mfg#:
077121121D
Ships in 10 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.

$296.99

This product was last offered at the strikethrough price on
08-19-2026

$276.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#275814 - 03H121133 - Cylinder Head Cooling Flange - Located on the side of the engine attached to the thermostat housing - Genuine Volkswagen Audi - Audi Volkswagen

Located on the side of the engine attached to the thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275814
Mfg#:
03H121133
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.

$58.99

This product was last offered at the strikethrough price on
08-19-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover

ES#2812945 - 03H121121C - Thermostat Cover - Outlet for coolant from the thermostat - Hamburg Tech - Audi Volkswagen

Outlet for coolant from the thermostat We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 08/01/2010 only

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812945
Mfg#:
03H121121C
In Stock
$29.99 USD
Free Shipping
on orders $49 and up
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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2528895
Mfg#:
06H121121L
In Stock
Limited Qty Sale
$42.52

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover

ES#275812 - 03H121121C - Thermostat Cover - Outlet for coolant from the thermostat - Genuine Volkswagen Audi - Audi Volkswagen

Outlet for coolant from the thermostat For vehicles with 3.6L engine only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275812
Mfg#:
03H121121C
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.

$69.99

This product was last offered at the strikethrough price on
08-19-2026

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Coolant Flanges & Parts

Replace a cracked or failed coolant flange with a brand new coolant flange to stop those leaks!

Other Volkswagen Engine Coolant Flanges & Parts

Let us help you find the parts that fit your Volkswagen

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