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Volkswagen Passat Engine Coolant Flanges & Parts

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Cooling Hose Flange

ES#3190098 - 902-986 - Cooling Hose Flange - Includes sealing o-ring. - Dorman - Volkswagen

Includes sealing o-ring.

Brand:
Dorman - Corporate Logo
ES#:
3190098
Mfg#:
902-986
Ships in 4 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#5446937 - 03H121145A - Coolant Pipe - Hose connection found on the back of the block - Hamburg Tech - Volkswagen

Hose connection found on the back of the block

Brand:
Hamburg Tech - Corporate Logo
ES#:
5446937
Mfg#:
03H121145A
Ships in 1 Business Day
$18.99 USD

Thermostat Housing

ES#2813131 - 078121121K - Thermostat Housing - Located on the front right of the engine block - Hamburg Tech - Audi Volkswagen

Located on the front right of the engine block We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-1-050 001 only, split is in the 2001 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813131
Mfg#:
078121121K
Ships in 1 Business Day
$69.95 USD
Free Shipping
on orders $49 and up

Cooling Hose Flange - Upgraded Aluminum

ES#4932881 - 95510623100PRM - Cooling Hose Flange - Upgraded Aluminum - Ditch the failure-prone factory plastic and bulletproof your cooling system. - URO Premium - Audi Volkswagen Porsche

Ditch the failure-prone factory plastic and bulletproof your cooling system. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
4932881
Mfg#:
95510623100PRM
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2877940 - 026121144E - Coolant Flange - Located on the driver side of the cylinder head - Vaico - Audi Volkswagen

Located on the driver side of the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2877940
Mfg#:
026121144E
In Stock at Vendor
$3.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

Located on the driver side of the cylinder head

Brand:
Gates - Corporate Logo
ES#:
4849653
Mfg#:
07K121133E
In Stock at Vendor
$61.99

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

$60.99 USD
Free Shipping
on orders $49 and up

Cooling Hose Flange

Includes sealing o-ring. AAZ engine code only.

Brand:
Meistersatz - Corporate Logo
ES#:
4150825
Mfg#:
068121132
Ships in 3 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

Located on the driver side of the cylinder head

Brand:
MotoRad
ES#:
4849657
Mfg#:
07K121133E
In Stock at Vendor
$61.99

This product was last offered at the strikethrough price on
02-15-2026

$41.99 USD
Free Shipping
on orders $49 and up

SEALING WASHER

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

Brand:
Rein - Corporate Logo
ES#:
2802823
Mfg#:
58121687
In Stock at Vendor
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Flange

Includes sealing o-ring. AAZ engine code only.

Brand:
MTC - Corporate Logo
ES#:
2090870
Mfg#:
068121132B
Ships in 9 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Flange Gasket

ES#5340504 - 027121139A - Radiator Flange Gasket - Replace worn out Radiator flange gasket - Elring - Volkswagen

Replace worn out Radiator flange gasket 2X Entries For Our 25th Anniversary Sweepstakes!
2X Entries For Our G87 M2 Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340504
Mfg#:
027121139A
Special Order: No Guaranteed ETA
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340675
Mfg#:
N90316802
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange O-Ring

Seals the breather assembly to the engine block (29.2x3) 2X Entries For Our 25th Anniversary Sweepstakes!
2X Entries For Our G87 M2 Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340933
Mfg#:
N90295401
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340689
Mfg#:
N90136802
Special Order: No Guaranteed ETA
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Flange

ES#2866127 - 068121132B - Cooling Hose Flange - Includes sealing o-ring. - Febi - Volkswagen

Includes sealing o-ring. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
AAZ engine code only.

Brand:
Febi - Corporate Logo
ES#:
2866127
Mfg#:
068121132B
Special Order: No Guaranteed ETA
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2877941 - 026121144F - Coolant Flange - Located on the left side of your vehicles cylinder head - Vaico - Audi Volkswagen

Located on the left side of your vehicles cylinder head We Price Match - Give Us A Call or Chat!
AAZ Engine code and automatic transmission only

Brand:
Vaico - Corporate Logo
ES#:
2877941
Mfg#:
026121144F
Special Order: No Guaranteed ETA
$5.18 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!

Let us help you find the parts that fit your Volkswagen

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