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Your Vehicle Volkswagen Passat B7 2.5L

Volkswagen Passat B7 2.5L Engine Coolant Flanges & Parts

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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 For Our 25th Anniversary 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
ES#4669273 - 06K121111P - Thermostat Housing - Includes thermostat and housing gasket - URO - Volkswagen

Includes thermostat and housing gasket 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4669273
Mfg#:
06K121111P
Ships in 2 Business Days
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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
In Stock
Limited Qty Sale
$78.99

This product was last offered at the strikethrough price on
06-15-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#285954 - 07K121133E - Coolant Flange - Located on the driver side of the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Located on the driver side of the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285954
Mfg#:
07K121133E
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.

$77.99

This product was last offered at the strikethrough price on
08-18-2026

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4616338 - 07K121117C - Billet Aluminum Coolant Flange - Replace your inferior plastic component. Located on the driver side of the cylinder head. - iABED Industries - Audi Volkswagen

Replace your inferior plastic component. Located on the driver side of the cylinder head.

Brand:
iABED Industries - Corporate Logo
ES#:
4616338
Mfg#:
07K121117C
Back Ordered
$329.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2800267 - 06H121119E - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Ajusa - Audi Volkswagen

Ensure a proper seal when installing your new thermostat

Brand:
Ajusa - Corporate Logo
ES#:
2800267
Mfg#:
06H121119E
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2770175 - N10196103 - Allen head Bolt (4mm) - Priced Each - Install new hardware with your new parts. Black oxide coated, M6x18. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Install new hardware with your new parts. Black oxide coated, M6x18. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2770175
Mfg#:
N10196103
In Stock
ON SALE! SAVE 25%
$1.99

This product was last offered at the strikethrough price on
07-28-2026

$1.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2663663 - WHT005190 - Sealing O-Ring - Found on the thermostat housing assembly. 37.5x4x6 - Genuine Volkswagen Audi - Audi Volkswagen

Found on the thermostat housing assembly. 37.5x4x6

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2663663
Mfg#:
WHT005190
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#315452 - 1K0122291J - Coolant Flange - 90 degree fitting with quick coupling - Genuine Volkswagen Audi - Volkswagen

90 degree fitting with quick coupling

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315452
Mfg#:
1K0122291J
Ships in 1-2 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.

$45.99

This product was last offered at the strikethrough price on
08-18-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4446147 - 03H121133 - Cylinder Head Cooling Flange - Located on the side of the engine attached to the thermostat housing - URO - Audi Volkswagen

Located on the side of the engine attached to the thermostat housing 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4446147
Mfg#:
03H121133
Ships on Sep 14, 2026
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#285908 - 07K109163A - Thrust Ring - Found between the coolant flange seal and the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Found between the coolant flange seal and the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285908
Mfg#:
07K109163A
Ships in 1-2 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.

$59.99

This product was last offered at the strikethrough price on
08-18-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4765838 - 07K121133E - Coolant Flange - Located on the driver side of the cylinder head - URO - Audi Volkswagen

Located on the driver side of the cylinder head 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4765838
Mfg#:
07K121133E
Ships in 2 Business Days
$7.99 USD
Free Shipping
on orders $49 and up

Located on the driver side of the cylinder head

Brand:
OEM - Corporate Logo
ES#:
4714972
Mfg#:
07K121133E
Ships in 3 Business Days
$17.99

This product was last offered at the strikethrough price on
03-14-2026

$15.99 USD
Free Shipping
on orders $49 and up
ES#4415619 - 03H121131A - Coolant Flange - Adapter found on the end of the thermostat housing - URO - Audi Volkswagen

Adapter found on the end of the thermostat housing 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4415619
Mfg#:
03H121131A
Ships in 2 Business Days
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2800386 - 07K121149 - Sealing Washer - Used with coolant flange and thrust ring to create a leak free seal - Ajusa - Audi Volkswagen

Used with coolant flange and thrust ring to create a leak free seal

Brand:
Ajusa - Corporate Logo
ES#:
2800386
Mfg#:
07K121149
Back Ordered
$5.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2953983 - 07K121121B - Thermostat Cover  - Found on the thermostat housing - Hamburg Tech - Volkswagen

Found on the thermostat housing We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2953983
Mfg#:
07K121121B
Ships in 2 Business Days
$19.99 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!

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