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 Water Pipe Lines

Sort By
Filter By
Return to Top

Coolant return pipe

ES#281427 - 06H121065D - Coolant return pipe - Connects the heater core hoses to the waterpump - Genuine Volkswagen Audi - Audi

Connects the heater core hoses to the waterpump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281427
Mfg#:
06H121065D
In Stock
ON SALE! SAVE 44%
$121.99

This product was last offered at the strikethrough price on
06-21-2026

$68.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#315206 - 1K0121070BD - Coolant Pipe - Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose - Genuine Volkswagen Audi - Audi Volkswagen

Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315206
Mfg#:
1K0121070BD
In Stock
ON SALE!
$127.80

This product was last offered at the strikethrough price on
06-25-2026

$121.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#4172032 - 1K0121070BD - Coolant Pipe - Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose - Rein - Audi Volkswagen

Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4172032
Mfg#:
1K0121070BD
In Stock
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#4818598 - 1K0121070BD - Coolant Pipe - Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose - Bremmen Parts - Audi Volkswagen

Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818598
Mfg#:
1K0121070BD
In Stock
ON SALE! SAVE 20%
$38.99

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

$31.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#4617002 - 06E121065Q - Coolant Pipe - Main return pipe that connects to the heater core hoses and the engine - Genuine Volkswagen Audi - Audi

Main return pipe that connects to the heater core hoses and the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4617002
Mfg#:
06E121065Q
Ships in 1-2 days
9% off MSRP

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

$103.99

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

$94.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Pipe

ES#2570441 - 059121086AH - Engine Coolant Pipe - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2570441
Mfg#:
059121086AH
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.

$81.82

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

$75.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Return Pipe

ES#4899501 - 06H121065D - Coolant Return Pipe - Connects the heater core hoses to the waterpump - Rein - Audi

Connects the heater core hoses to the waterpump 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4899501
Mfg#:
06H121065D
Back Ordered
Auto Notify
$36.99 USD
Free Shipping
on orders $49 and up

Sealing O-Ring - Priced Each

ES#3683 - N90365302 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 20X3 - Corteco - Audi Volkswagen

Install a new o-ring for a proper seal. 20X3 Seals the hard coolant pipe to the thermostat housing

Brand:
Corteco - Corporate Logo
ES#:
3683
Mfg#:
N90365302
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Pipe

ES#284780 - 079121071AA - Cylinder Head Coolant Pipe - This hard pipe is the coolant supply pipe for the cylinder heads - Genuine Volkswagen Audi - Audi

This hard pipe is the coolant supply pipe for the cylinder heads

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284780
Mfg#:
079121071AA
Ships in 7 Business Days
5% off MSRP

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

$969.99

This product was last offered at the strikethrough price on
07-24-2026

$919.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spring Band Clamp - Priced Each

ES#516227 - N90686902 - Spring Band Clamp - Priced Each - Ensure a leak free installation. 23x12 - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a leak free installation. 23x12

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
516227
Mfg#:
N90686902
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return

ES#2737381 - 06E121065S - Coolant Pipe - Return - Main return pipe that connects to the heater core hoses and the engine - Genuine Volkswagen Audi - Audi

Main return pipe that connects to the heater core hoses and the engine For vehicles from the 2016 model year only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737381
Mfg#:
06E121065S
Ships in 1-2 days
9% off MSRP

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

$125.99

This product was last offered at the strikethrough price on
07-24-2026

$114.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2535127 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - URO - 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:
URO - Corporate Logo
ES#:
2535127
Mfg#:
032121142
In Stock
$1.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spring Clamp - Priced Each

ES#259718 - N90687001 - Spring Clamp - Priced Each - Install new hardware with your new parts. 27x12 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 27x12 Secures both sides of the coolant return hard-pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
259718
Mfg#:
N90687001
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Water Pipe

ES#3132776 - 06E121083N - Upper Water Pipe - Connects supply/return cooling lines to the supercharger - Genuine Volkswagen Audi - Audi

Connects supply/return cooling lines to the supercharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3132776
Mfg#:
06E121083N
Ships in 4 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.

$146.99

This product was last offered at the strikethrough price on
07-24-2026

$134.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hard Coolant Pipe

ES#281153 - 06F121065H - Hard Coolant Pipe - Positioned between the thermostat and oil cooler - Genuine Volkswagen Audi - Audi Volkswagen

Positioned between the thermostat and oil cooler For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281153
Mfg#:
06F121065H
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.

$176.99

This product was last offered at the strikethrough price on
07-24-2026

$164.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spring Band Clamp - Priced Each

ES#470518 - N90686701 - Spring Band Clamp - Priced Each - Ensure a leak free installation. 14x12mm - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a leak free installation. 14x12mm 14x12 spring clamp used in many places on your European vehicles cooling system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470518
Mfg#:
N90686701
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Other Audi Water Pipe Lines

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