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 A3 Engine Heating & Cooling Hoses

Sort By
Filter By
Return to Top

Coolant Distribution Pipe

ES#315236 - 1K0121087H - Coolant Distribution Pipe - Found in the upper radiator hose, this piece is prone to cracking - Genuine Volkswagen Audi - Audi Volkswagen

Found in the upper radiator hose, this piece is prone to cracking For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315236
Mfg#:
1K0121087H
In Stock
ON SALE! SAVE 20%
$41.28

This product was last offered at the strikethrough price on
06-10-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Quick Disconnect Coupler

ES#2708396 - 3B0122291B - Quick Disconnect Coupler - Push tab connector used in various places on the cooling system - URO - Audi Volkswagen

Push tab connector used in various places on the cooling system 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708396
Mfg#:
3B0122291B
In Stock
$9.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#2719786 - 5Q0122109J - Expansion Tank Hose - Connects the expansion tank to the water tube - Genuine Volkswagen Audi - Audi Volkswagen

Connects the expansion tank to the water tube

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2719786
Mfg#:
5Q0122109J
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.

$37.99

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

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RADIATOR HOSE

ES#4151261 - 1K0122051HE - RADIATOR HOSE - Rein - Audi Volkswagen

2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151261
Mfg#:
1K0122051HE
In Stock
ON SALE!
$75.99

This product was last offered at the strikethrough price on
08-17-2026

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hoses - Pair

ES#4818649 - 3C0122063M - Coolant Hoses - Pair - Hoses that connect the plastic water pipes to the additional water pump - Bremmen Parts - Audi Volkswagen

Hoses that connect the plastic water pipes to the additional water pump 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with TSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818649
Mfg#:
3C0122063M
In Stock
ON SALE! SAVE 50%
$27.99

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

$14.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Pipe Set

ES#4745502 - 1K1819857C - Heater Core Pipe Set - Supply and return pipes from the heater core to the firewall - Vaico - Audi Volkswagen

Supply and return pipes from the heater core to the firewall We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4745502
Mfg#:
1K1819857C
Ships in 1-2 days
$136.99

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

$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Coolant Hose Adapter

ES#4758332 - 5Q0122291DA - Thermostat Coolant Hose Adapter - Used between the water pump and main coolant distribution hoses. - URO - Audi Volkswagen

Used between the water pump and main coolant distribution hoses. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4758332
Mfg#:
5Q0122291DA
In Stock
$12.65 USD
Free Shipping
on orders $49 and up

RacingLine Billet Coolant Outlet - EA888.3 / EA888.4

ES#5386705 - VWR140014 - RacingLine Billet Coolant Outlet - EA888.3 / EA888.4 - The ultimate long-term fix for the brittle plastic factory part. - Racingline - Audi Volkswagen

The ultimate long-term fix for the brittle plastic factory part.

Brand:
Racingline - Corporate Logo
ES#:
5386705
Mfg#:
VWR140014
Back Ordered
ON SALE! SAVE 11%
$39.99

This product was last offered at the strikethrough price on
08-29-2026

$35.41 USD
Free Shipping
on orders $49 and up

Radiator Coolant Hose Adapter Cooling System Bypass Line Adapter

ES#315241 - 1K0121087R - Radiator Coolant Hose Adapter Cooling System Bypass Line Adapter - Plastic T piece that connects two cooling lines - Genuine Volkswagen Audi - Audi Volkswagen

Plastic T piece that connects two cooling lines

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315241
Mfg#:
1K0121087R
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.

$98.99

This product was last offered at the strikethrough price on
09-06-2026

$91.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Autobahn Autoworx Complete Coolant Hose Kit - Grey

Replace your cracked and leaking hoses with stylish silicone upgrade

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
5376202
Mfg#:
AUT-MK5-006-GREY
Special Order: No Guaranteed ETA
$364.99 USD
Free Shipping
on orders $49 and up

Heater Core Pipe Gasket Set

ES#2574925 - 8E0898380 - Heater Core Pipe Gasket Set - Includes the necessary gaskets and clamps for your new heater core - ACM - Audi Volkswagen

Includes the necessary gaskets and clamps for your new heater core

Brand:
ACM - Corporate Logo
ES#:
2574925
Mfg#:
8E0898380
Ships in 1 Business Day
$22.00

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

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hoses - Pair

ES#342946 - 3C0122063M - Coolant Hoses - Pair - Hoses that connect the plastic water pipes to the additional water pump - Genuine Volkswagen Audi - Audi Volkswagen

Hoses that connect the plastic water pipes to the additional water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
342946
Mfg#:
3C0122063M
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.

$93.99

This product was last offered at the strikethrough price on
09-06-2026

$86.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Lower

ES#1833519 - 1K0122109CB - Expansion Tank Hose - Lower - Connects the thermostat to the expansion tank - Genuine Volkswagen Audi - Audi Volkswagen

Connects the thermostat to the expansion tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1833519
Mfg#:
1K0122109CB
Ships in 1-2 days
6% off MSRP

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

$51.99

This product was last offered at the strikethrough price on
04-17-2026

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Lower

ES#315416 - 1K0122109AL - Expansion Tank Hose - Lower - Replace at the first signs of leakage - Genuine Volkswagen Audi - Audi Volkswagen

Replace at the first signs of leakage For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315416
Mfg#:
1K0122109AL
Ships in 1 Business Day
$83.99

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

$81.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2882406 - 1K0122291AD - Coolant Flange - Connects the lower radiator hose to the radiator - Vaico - Audi Volkswagen

Connects the lower radiator hose to the radiator We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2882406
Mfg#:
1K0122291AD
Ships in 1 Business Day
$29.99

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

$28.99 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 ECS Tuning is part of Enthusiast Auto Holdings