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Volkswagen Jetta VI Sedan Facelift 1.8T Gen3

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Volkswagen Jetta VI Sedan Facelift 1.8T Gen3 Engine Coolant Flanges & Parts

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Thermostat Housing With Water Pump

ES#3991461 - 06K121111P - Thermostat Housing With Water Pump - Includes thermostat - Geba - Volkswagen

Includes thermostat

Brand:
Geba - Corporate Logo
ES#:
3991461
Mfg#:
06K121111P
In Stock
$170.05

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

$169.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Billet Coolant Vent Union

ES#4810768 - 034-102-Z048 - 034Motorsport Billet Coolant Vent Union - Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines. - 034Motorsport - Audi Volkswagen

Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4810768
Mfg#:
034-102-Z048
Back Ordered
$31.00 USD
Free Shipping

Thermostat Housing

ES#2925745 - 06K121111P - Thermostat Housing - Includes thermostat and housing gasket - Genuine Volkswagen Audi - Volkswagen

Includes thermostat and housing gasket

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2925745
Mfg#:
06K121111P
In Stock
Limited Qty Sale
$505.99

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

$374.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Metal Cooling Hose Adapter/Breather Assembly

ES#4715589 - 06K121143PRM - Metal Cooling Hose Adapter/Breather Assembly - Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic! - URO - Audi Volkswagen

Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic! 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4715589
Mfg#:
06K121143PRM
In Stock
$26.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Kit

ES#4853794 - 06K121111PKIT - Thermostat Housing Kit - Includes a new water pump, belt, thermostat/housing, and union piece - Vemo - Volkswagen

Includes a new water pump, belt, thermostat/housing, and union piece

Brand:
Vemo - Corporate Logo
ES#:
4853794
Mfg#:
06K121111PKIT
Ships on Jan 20, 2027
$260.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4669273 - 06K121111P - Thermostat Housing - Includes thermostat and housing gasket - URO - Volkswagen

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

Brand:
URO - Corporate Logo
ES#:
4669273
Mfg#:
06K121111P
In Stock
Limited Qty Sale
$129.99

This product was last offered at the strikethrough price on
09-22-2026

$111.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit

ES#5341164 - WPL0059 - Water Pump Kit - Includes water pump, belt, union, and hardware - Rein - Volkswagen

Includes water pump, belt, union, and hardware 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5341164
Mfg#:
WPL0059
Back Ordered
$213.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing With Water Pump

ES#5339953 - 06J145100PKT - Thermostat Housing With Water Pump - Includes thermostat - Bremmen Parts - Volkswagen

Includes thermostat 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5339953
Mfg#:
06J145100PKT
In Stock
ON SALE! SAVE 15%
$162.99

This product was last offered at the strikethrough price on
09-16-2026

$138.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Billet Coolant Outlet - EA888.3 / EA888.4

ES#5386705 - VWR140014 - RacingLine Billet Coolant Outlet - EA888.3 / EA888.4 - The ultimate long-term fix for the brittle plastic factory part. - Racingline - Audi Volkswagen

The ultimate long-term fix for the brittle plastic factory part.

Brand:
Racingline - Corporate Logo
ES#:
5386705
Mfg#:
VWR140014
Back Ordered
ON SALE! SAVE 11%
$39.99

This product was last offered at the strikethrough price on
09-18-2026

$35.41 USD
Free Shipping
on orders $49 and up

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

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 3 Business Days
$538.99

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

$250.99 USD
Free Shipping

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 day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4715255 - 06K121111P - Thermostat Housing - Includes thermostat and housing gasket - Hudson - Volkswagen

Includes thermostat and housing gasket

Brand:
Hudson - Corporate Logo
ES#:
4715255
Mfg#:
06K121111P
Ships in 1 day
$135.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

T-Fitting Coolant Flange

ES#297302 - 1C0121087E - T-Fitting Coolant Flange - OEM replacement - Genuine Volkswagen Audi - Volkswagen

OEM replacement For vehicles with automatic transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
297302
Mfg#:
1C0121087E
In Stock
13% off MSRP

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

$38.99

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

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Adapter/Breather Assembly

ES#4859726 - 06K121143 - Cooling Hose Adapter/Breather Assembly - Mounts in cylinder head for coolant hose connection - Vaico - Volkswagen

Mounts in cylinder head for coolant hose connection We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859726
Mfg#:
06K121143
Ships in 1 Business Day
$8.99

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

$8.89 USD
Free Shipping
on orders $49 and up

More About Engine Coolant Flanges & Parts

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

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

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