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Audi B8 Engine Coolant Flanges & Parts

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Coolant Pipe - Supply

ES#3697693 - 06E121045BB - Coolant Pipe - Supply - Main supply pipe that connects to the upper radiator hose and the engine - Vaico - Audi Volkswagen

Main supply pipe that connects to the upper radiator hose and the engine We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
3697693
Mfg#:
06E121045BB
Special Order: No Guaranteed ETA
$228.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Compressor Flange Water Hose - Left

ES#280805 - 06E121545 - Compressor Flange Water Hose - Left - Connects the supercharger flange to the hard water line - Genuine Volkswagen Audi - Audi

Connects the supercharger flange to the hard water line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280805
Mfg#:
06E121545
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#4415626 - 06H121132H - Cylinder Head Cooling Flange - Located at the rear of cylinder head, includes o-rings - URO - Audi

Located at the rear of cylinder head, includes o-rings 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4415626
Mfg#:
06H121132H
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2742783 - 06E121161BB - Coolant Flange - Located on the front of the engine block - Genuine Volkswagen Audi - Audi

Located on the front of the engine block

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2742783
Mfg#:
06E121161BB
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.

$152.99

This product was last offered at the strikethrough price on
10-05-2026

$141.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange Gasket

ES#4727688 - 06E121139H - Coolant Flange Gasket - Seals the coolant flange to the engine block - Victor Reinz - Audi

Seals the coolant flange to the engine block

Brand:
Victor Reinz - Corporate Logo
ES#:
4727688
Mfg#:
06E121139H
Back Ordered
$7.99 USD
Free Shipping
on orders $49 and up

Coolant Flange

ES#4818091 - 059121506H - Coolant Flange - Common point of failure or leaking for the cooling system - Bremmen Parts - Audi Volkswagen

Common point of failure or leaking for the cooling system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818091
Mfg#:
059121506H
Ships on Nov 18, 2026
ON SALE! SAVE 21%
$26.99

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

$21.21 USD
Free Shipping
on orders $49 and up

Sealing O-Ring - Priced Each

ES#4883350 - 06E121119J - Sealing O-Ring - Priced Each - Seals the coolant flange to the supercharger compressor - Victor Reinz - Audi

Seals the coolant flange to the supercharger compressor

Brand:
Victor Reinz - Corporate Logo
ES#:
4883350
Mfg#:
06E121119J
In Stock
$3.99

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

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

Upper Water Pipe

ES#4809955 - 06E121083N - Upper Water Pipe - Connects supply/return cooling lines to the supercharger - Rein - Audi

Connects supply/return cooling lines to the supercharger 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4809955
Mfg#:
06E121083N
Ships in 3 Business Days
$114.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#4623252 - 059121506H - Coolant Flange - Common point of failure or leaking for the cooling system - URO - Audi Volkswagen

Common point of failure or leaking for the cooling system 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4623252
Mfg#:
059121506H
Ships in 1 Business Day
$29.99

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

$27.99 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 Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940095
Mfg#:
032121142
In Stock
ON SALE! SAVE 50%
$1.99

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

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#281548 - 06J121121 - Thermostat Housing - Plastic flange for the thermostat that connects to the water pump housing - Genuine Volkswagen Audi - Audi

Plastic flange for the thermostat that connects to the water pump housing For vehicles with Behr water pumps

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281548
Mfg#:
06J121121
Ships in 1-2 days
13% off MSRP

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

$47.99

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

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Pipe

ES#4845338 - 06E121045J - Cylinder Head Coolant Pipe - Coolant supply pipe for the cylinder heads - URO - Audi

Coolant supply pipe for the cylinder heads 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4845338
Mfg#:
06E121045J
Back Ordered
$82.99 USD
Free Shipping
on orders $49 and up

Coolant Flange Gasket

ES#4736834 - 06E121139E - Coolant Flange Gasket - Seals the coolant flange to the engine block - Elring - Audi

Seals the coolant flange to the engine block 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4736834
Mfg#:
06E121139E
In Stock
$11.99

This product was last offered at the strikethrough price on
06-19-2026

$10.99 USD
Free Shipping
on orders $49 and up

Thermostat O-Ring

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

This product was last offered at the strikethrough price on
10-07-2026

$3.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant flange

ES#4020877 - 06E121168B - Coolant flange - Located on the engine block - Genuine Volkswagen Audi - Audi

Located on the engine block

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4020877
Mfg#:
06E121168B
Ships in 1-2 days
8% off MSRP

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

$70.99

This product was last offered at the strikethrough price on
10-24-2026

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Round Seal - Priced Each

ES#470586 - N90713203 - Round Seal - Priced Each - Install a new o-ring for a proper seal. 31x3 - Genuine Volkswagen Audi - Audi

Install a new o-ring for a proper seal. 31x3 Located on the left side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470586
Mfg#:
N90713203
Ships in 1-2 days
$6.99 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 Audi

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