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Volkswagen Engine Coolant Flanges & Parts

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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
Ships in 3 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#1848432 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal when installing your new thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1848432
Mfg#:
N90136802
In Stock
10% off MSRP

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

$7.80

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

$7.02 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
$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

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 Into Our F80 M3 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

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 5 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.

$300.99

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

$268.99 USD
Free Shipping
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 8 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.

$296.99

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

$264.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Double Stud - Priced Each

ES#472037 - N91148001 - Double Stud - Priced Each - Install new hardware with your new parts. M6x22/M6x14 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x22/M6x14 For vehicles with AWM or AUG engine codes only, secures the coolant flange to the cylinder head.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472037
Mfg#:
N91148001
In Stock
3% off MSRP

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

$12.32

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

$11.97 USD
Free Shipping
on orders $49 and up
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 3 Business Days
10% 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
10-04-2026

$52.99 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

Plastic Water Distribution Pipe

ES#4219 - 022121050 - Plastic Water Distribution Pipe - Pipe from back of water pump to thermostat housing, located under intake manifold. Commonly referred to as the crack pipe. - Genuine Volkswagen Audi - Audi Volkswagen

Pipe from back of water pump to thermostat housing, located under intake manifold. Commonly referred to as the crack pipe.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4219
Mfg#:
022121050
Ships in 3 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.

$67.99

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

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump

ES#4690942 - 06H115105DR - Oil Pump - Replace your old, worn out oil pump - Hudson - Volkswagen

Replace your old, worn out oil pump

Brand:
Hudson - Corporate Logo
ES#:
4690942
Mfg#:
06H115105DR
Ships in 4 Business Days
$538.99

This product was last offered at the strikethrough price on
09-08-2026

$250.99 USD
Free Shipping

Thermostat Housing Cover

ES#4760014 - 021121121C - Thermostat Housing Cover - Common source of coolant leaks around your thermostat - Bremmen Parts - Volkswagen

Common source of coolant leaks around your thermostat 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4760014
Mfg#:
021121121C
In Stock
ON SALE! SAVE 20%
$10.99

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

$8.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#275133 - 038121132C - 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 ALH engine code and automatic transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275133
Mfg#:
038121132C
Ships in 1 Business Day
33% off MSRP

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

$119.99

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

$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Adapter/Breather Assembly

ES#2697223 - 06K121143 - Cooling Hose Adapter/Breather Assembly - Mounts in cylinder head for coolant hose connection - Genuine Volkswagen Audi - Volkswagen

Mounts in cylinder head for coolant hose connection

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2697223
Mfg#:
06K121143
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Glow plug harness - priced each

ES#271342 - 028971782A - Glow plug harness - priced each - Electrical connection to coolant glow plug - Genuine Volkswagen Audi - Volkswagen

Electrical connection to coolant glow plug Coolant Glow Plug Harness - 3 required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
271342
Mfg#:
028971782A
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.

$62.99

This product was last offered at the strikethrough price on
08-13-2026

$58.74 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
Limited Qty Sale
$29.99

This product was last offered at the strikethrough price on
09-30-2026

$25.99 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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