Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi Engine Coolant Flanges & Parts

Sort By
Filter By
Return to Top

Cooling Flange Replacement Kit

ES#2771158 - 06A121132APKT5 - Cooling Flange Replacement Kit - Cure the common coolant leak coming from the back of your engine compartment - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine code AMU

Brand:
Assembled By ECS - Corporate Logo
ES#:
2771158
Mfg#:
06A121132APKT5
Ships in 1 day
ON SALE! SAVE 18%
$29.94

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

$24.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing O-Ring

ES#2394 - 021121119A - Thermostat Housing O-Ring - O-Ring between thermostat housing and cylinder head - Victor Reinz - Audi Volkswagen

O-Ring between thermostat housing and cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2394
Mfg#:
021121119A
In Stock at Vendor
$10.99

This product was last offered at the strikethrough price on
04-28-2026

$9.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2742783
Mfg#:
06E121161BB
Ships in 1 day
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
06-07-2026

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

Audi B7 2.0T Cast Coolant Flange Replacement Kit - With Coolant

ES#4659388 - 06D121132CKT6 - Audi B7 2.0T Cast Coolant Flange Replacement Kit - With Coolant - Cure the common coolant leak coming from the back of your engine compartment once and for all! - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment once and for all! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4659388
Mfg#:
06D121132CKT6
Ships on Jul 9, 2026
Auto Notify
ON SALE! SAVE 12%
$153.99

This product was last offered at the strikethrough price on
01-03-2026

$135.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat O-Ring

ES#11800 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Febi - Audi BMW Volkswagen

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
11800
Mfg#:
N90136802
In Stock
$1.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#4783242 - 06J121132E - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - Rein - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4783242
Mfg#:
06J121132E
Ships in 3 Business Days
$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Flange Replacement Kit

ES#2649713 - 06B121132EKT3 - Cooling Flange Replacement Kit - Cure the common coolant leak coming from the back of your engine compartment - Genuine Volkswagen Audi - Audi

Cure the common coolant leak coming from the back of your engine compartment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2649713
Mfg#:
06B121132EKT3
In Stock
$121.99 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280805
Mfg#:
06E121545
Ships in 2 Business 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.

$12.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#277901 - 059121111R - Thermostat - Regulates coolant flow for managing temperature within the specified range - Genuine Volkswagen Audi - Audi Volkswagen

Regulates coolant flow for managing temperature within the specified range affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CATA engine code only (2009-2012)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277901
Mfg#:
059121111R
In Stock
ON SALE!
$121.99

This product was last offered at the strikethrough price on
02-23-2026

$117.51 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4352633 - 059121111R - Thermostat - Regulates coolant flow for managing temperature within the specified range - Rein - Audi Volkswagen

Regulates coolant flow for managing temperature within the specified range affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with CATA engine code only (2009-2012)

Brand:
Rein - Corporate Logo
ES#:
4352633
Mfg#:
059121111R
Ships in 1 Business Day
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Flange

ES#4615970 - 06D121132C - Coolant Hose Flange - Located rear engine, this flange houses the temp sensor - Febi - Audi

Located rear engine, this flange houses the temp sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4615970
Mfg#:
06D121132C
In Stock
Limited Qty Sale
$15.29

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

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Output Flange Gasket

ES#2552602 - 079121043B - Coolant Output Flange Gasket - seals the connection point between the output flange and the engine - Genuine Volkswagen Audi - Audi

seals the connection point between the output flange and the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2552602
Mfg#:
079121043B
Ships in 1 day
12% off MSRP

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

$25.99

This product was last offered at the strikethrough price on
06-07-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe Sealing Ring - Priced each

ES#5339747 - 06E121119E - Coolant Pipe Sealing Ring - Priced each - found on both ends of the ends of the hard coolant pipe, stop leaking coolant and keep your engine cool - Elring - Audi

found on both ends of the ends of the hard coolant pipe, stop leaking coolant and keep your engine cool affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elring - Corporate Logo
ES#:
5339747
Mfg#:
06E121119E
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Pipe

ES#4376088 - 06E121045T - Cylinder Head Coolant Pipe - Coolant supply pipe for the cylinder heads - VIKA - Audi

Coolant supply pipe for the cylinder heads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VIKA - Corporate Logo
ES#:
4376088
Mfg#:
06E121045T
Ships in 3 Business Days
$113.99

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

$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4446147
Mfg#:
03H121133
Ships on Jun 30, 2026
$36.99 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!

Other Audi Engine Coolant Flanges & Parts

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings