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 A4 Engine Heating & Cooling Hoses

Sort By
Filter By
Return to Top

Coolant Hose

ES#3462990 - 06D121082B - Coolant Hose - Connects the distribution pipe to the hard pipe leading to the turbo - Hudson - Audi

Connects the distribution pipe to the hard pipe leading to the turbo Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Hudson - Corporate Logo
ES#:
3462990
Mfg#:
06D121082B
Ships in 1 day
$5.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Coolant Hose - left

Connects the coolant pipe to the throttle body Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Engine code ATQ

Brand:
Gates - Corporate Logo
ES#:
3234894
Mfg#:
078121188B
Ships on Nov 17, 2026
ON SALE! SAVE 83%
$30.99

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

$5.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#3462991 - 06F121057D - Coolant Hose - Rubber coolant hose that connects thermostat to coolant hard pipe - Hudson - Audi

Rubber coolant hose that connects thermostat to coolant hard pipe Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Hudson - Corporate Logo
ES#:
3462991
Mfg#:
06F121057D
Ships in 3 Business Days
$4.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Union - With Seals

ES#3557813 - 06H121131C - Water Pump Union - With Seals - connection point between the oil cooler and the water pump assembly - Includes o-rings - Hamburg Tech - Audi Volkswagen

connection point between the oil cooler and the water pump assembly - Includes o-rings Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3557813
Mfg#:
06H121131C
In Stock
Limited Qty Sale
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#4941347 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose flange in place. 32mm - Bremmen Parts - Audi Volkswagen

Secures the radiator hose flange in place. 32mm 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4941347
Mfg#:
1J0121142
Back Ordered
ON SALE! SAVE 57%
$1.99

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

$0.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Cooling Hose Kit - Feed Line

ES#5388366 - 06d121497akt1KT - Turbo Cooling Hose Kit - Feed Line - Connects turbocharger to the connection flange - includes banjo bolts & washers - Assembled By ECS - Audi

Connects turbocharger to the connection flange - includes banjo bolts & washers 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
5388366
Mfg#:
06D121497AKT1KT
In Stock
ON SALE!
$176.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Cooling Hose - Return Line

ES#2765609 - 06D121492J - Turbo Cooling Hose - Return Line - Connects the turbocharger to the hard water pipe - Bremmen Parts - Audi

Connects the turbocharger to the hard water pipe 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
2765609
Mfg#:
06D121492J
In Stock
ON SALE! SAVE 24%
$67.99

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

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Hose - Return

ES#2627312 - 058121471B - Turbo Coolant Hose - Return - Connects the turbocharger to the hard water pipe - Rein - Audi Volkswagen

Connects the turbocharger to the hard water pipe 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2627312
Mfg#:
058121471B
Ships in 4 Business Days
$6.99 USD
Free Shipping
on orders $49 and up

Coolant T Connector

ES#4899607 - N90692901 - Coolant T Connector - Connects to the lower radiator hose - Rein - Audi Volkswagen

Connects to the lower radiator hose 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
Connects lower radiator hose to the coolant expansion tank hose and water pump hose

Brand:
Rein - Corporate Logo
ES#:
4899607
Mfg#:
N90692901
Ships in 4 Business Days
$9.99 USD
Free Shipping
on orders $49 and up

Heater Core Hose - Return

ES#4810183 - 8K1819371AB - Heater Core Hose - Return - Connects the heater core to the hard water pipe - Rein - Audi

Connects the heater core to the hard water pipe 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
Up to the 2012 model year

Brand:
Rein - Corporate Logo
ES#:
4810183
Mfg#:
8K1819371AB
Ships in 4 Business Days
$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4859592 - 06D121082B - VW | Radiator Hose - Vaico - Audi

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859592
Mfg#:
06D121082B
Ships in 1 Business Day
$18.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4863435 - 4B0121055J - VW | Radiator Hose - Vaico - Audi Volkswagen

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4863435
Mfg#:
4B0121055J
Ships in 1 Business Day
$123.99

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

$120.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

heater valve

ES#4854768 - 1J0819809 - heater valve - Allows coolant flow based upon vacuum applied - Vemo - Audi Volkswagen

Allows coolant flow based upon vacuum applied Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Vemo - Corporate Logo
ES#:
4854768
Mfg#:
1J0819809
Ships in 1 Business Day
$73.99

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

$71.99 USD
Free Shipping
on orders $49 and up

Turbo Coolant Hose - Return

Connects the turbocharger to the hard water pipe Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Burgaflex - Corporate Logo
ES#:
4349479
Mfg#:
058121471B
Ships in 9 Business Days
$6.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator hose

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Burgaflex - Corporate Logo
ES#:
4349555
Mfg#:
8E0121101R
Ships in 9 Business Days
$23.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

Direct replacement for your worn or cracked hose Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Hutchinson Worldwide - Corporate Logo
ES#:
5481785
Mfg#:
8E0121101T
Ships in 1 Business Day
$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Heating & Cooling Hoses

Over time, the rubber cooling hoses in your engine's cooling system become brittle and can burst or crack, resulting in a coolant leak. Replace old and tired coolant hoses with OEM cooling hoses or quality aftermarket options to save some money.

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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings