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Volkswagen MK5 Engine Coolant Flanges & Parts

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Thrust Ring

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 day
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
08-20-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Cover

ES#4376409 - 022121121E - Thermostat Housing Cover - Common source of coolant leaks around your thermostat - URO - Audi Volkswagen

Common source of coolant leaks around your thermostat 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4376409
Mfg#:
022121121E
Ships in 1 Business Day
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Billet Water Pipe

ES#3021908 - EBFI24VCP - BFI Billet Water Pipe - Bypass pipe located underneath intake manifold. Designed to be the last water pipe you'll need to replace. - Black Forest Industries - Audi Volkswagen

Bypass pipe located underneath intake manifold. Designed to be the last water pipe you'll need to replace.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021908
Mfg#:
EBFI24VCP
Ships on Sep 14, 2026
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2800894 - 07K121115C - Thermostat Housing - Includes housing, thermostat, o-rings, and hardware - Meistersatz - Volkswagen

Includes housing, thermostat, o-rings, and hardware

Brand:
Meistersatz - Corporate Logo
ES#:
2800894
Mfg#:
07K121115C
Ships in 3 Business Days
$92.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#248561 - 022121117C - Thermostat Housing - Common point of failure or leaking for the cooling system - OE Aftermarket - Audi Volkswagen

Common point of failure or leaking for the cooling system

Brand:
OE Aftermarket - Corporate Logo
ES#:
248561
Mfg#:
022121117C
Ships in 3 Business Days
34% off MSRP

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

$60.50

This product was last offered at the strikethrough price on
08-20-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

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 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up

Sealing O-Ring - Priced Each

ES#4057465 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Victor Reinz - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm

Brand:
Victor Reinz - Corporate Logo
ES#:
4057465
Mfg#:
N90316802
In Stock
$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

Thermostat O-Ring

ES#3449329 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Victor Reinz - Audi BMW Volkswagen

Ensure a proper seal when installing your new thermostat

Brand:
Victor Reinz - Corporate Logo
ES#:
3449329
Mfg#:
N90136802
In Stock
$3.99

This product was last offered at the strikethrough price on
03-15-2026

$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:
OEM - Corporate Logo
ES#:
4714972
Mfg#:
07K121133E
Ships in 2 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

Thermostat O-Ring

ES#469541 - N90303403 - Thermostat O-Ring - Recommended to be replaced when replacing a thermostat. M65x3 - Genuine Volkswagen Audi - Volkswagen

Recommended to be replaced when replacing a thermostat. M65x3

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469541
Mfg#:
N90303403
In Stock
Limited Qty Sale
$9.99

This product was last offered at the strikethrough price on
08-12-2026

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#4714621 - 06J121132G - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - URO - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4714621
Mfg#:
06J121132G
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#4940095 - 032121142 - Sensor Retaining Clip - Priced Each - Used for ECS 2.0T boost taps - Bremmen Parts - Audi Volkswagen

Used for ECS 2.0T boost taps 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940095
Mfg#:
032121142
In Stock
ON SALE! SAVE 59%
$1.99

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

$0.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing Washer

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

Thermostat Cover

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 1 Business Day
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing Washer

ES#285955 - 07K121149 - Sealing Washer - Used with coolant flange and thrust ring to create a leak free seal - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285955
Mfg#:
07K121149
Ships in 1 day
9% off MSRP

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

$21.99

This product was last offered at the strikethrough price on
08-20-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - Audi Volkswagen

Secures the coolant temperature sensor in place 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
Ships on Oct 20, 2026
Auto Notify
$3.99 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!

Let us help you find the parts that fit your Volkswagen

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