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

Volkswagen Coolant Expansion Tank Hoses

Sort By
Filter By
Return to Top

Coolant Pipe - Metal

ES#4828205 - 1K0121070BD-PRM - Coolant Pipe - Metal - Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose - URO - Audi Volkswagen

Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4828205
Mfg#:
1K0121070BD-PRM
In Stock
$58.64 USD
Free Shipping
on orders $49 and up

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
$127.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Cooling System Upgrade Kit

ES#3086229 - 006368ecs01a1KT - Cast Aluminum Cooling System Upgrade Kit - Replace the failure prone components in your cooling system with cast aluminum - Assembled By ECS - Audi Volkswagen

Replace the failure prone components in your cooling system with cast aluminum 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3086229
Mfg#:
006368ECS01A1KT
Back Ordered
ON SALE! SAVE 24%
$231.99

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

$176.98 USD
Free Shipping
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 Into Our F80 M3 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#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 Into Our F80 M3 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

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 3 Business 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
10-05-2026

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

Aluminum Split Pipe Coolant Fitting

ES#2748757 - 006368ECS01A - Aluminum Split Pipe Coolant Fitting - Replaces the failure prone, plastic coolant split pipe from the turbo & expansion tank to the water pipe hose - ECS - Audi Volkswagen

Replaces the failure prone, plastic coolant split pipe from the turbo & expansion tank to the water pipe hose 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2748757
Mfg#:
006368ECS01A
In Stock
ON SALE! SAVE 96%
$67.99

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

$2.54 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 For vehicles with CBEA or CJAA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1833519
Mfg#:
1K0122109CB
Ships in 3 Business 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

Coolant T Connector

ES#3623904 - N90692901 - Coolant T Connector - Connects to the lower radiator hose - URO - Audi Volkswagen

Connects to the lower radiator hose 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3623904
Mfg#:
N90692901
Ships in 1 Business Day
$11.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#414290 - 7L0121156E - Expansion Tank Hose - Genuine Volkswagen Audi - Audi Volkswagen

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
414290
Mfg#:
7L0121156E
Ships in 1 Business Day
22% off MSRP

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

$362.99

This product was last offered at the strikethrough price on
08-23-2026

$281.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vent Hose

ES#2737852 - 5Q0121447G - Vent Hose - Connects water pipe to expansion tank - Genuine Volkswagen Audi - Volkswagen

Connects water pipe to expansion tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737852
Mfg#:
5Q0121447G
Ships in 3 Business 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.

$29.99

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

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Tube

ES#285947 - 07K121065P - Coolant Supply Tube - Connects the upper reservior hose to the upper radiator hose - Genuine Volkswagen Audi - Volkswagen

Connects the upper reservior hose to the upper radiator hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285947
Mfg#:
07K121065P
Ships in 3 Business Days
11% off MSRP

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

$264.99

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

$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

OE+ Steel Upgraded Coolant Pipe - With Clamps

ES#5507011 - CHU0681 - OE+ Steel Upgraded Coolant Pipe - With Clamps - Replace a brittle or leaking original coolant pipe to keep your cooling system reliable and prevent overheating. - Rein - Audi Volkswagen

Replace a brittle or leaking original coolant pipe to keep your cooling system reliable and prevent overheating. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5507011
Mfg#:
CHU0681
In Stock at Vendor
$58.99 USD

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 BPY engine code 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

Lower Coolant Reservoir Hose

ES#323061 - 1KM122109C - Lower Coolant Reservoir Hose - Connects to lower thermostat hose - Genuine Volkswagen Audi - Volkswagen

Connects to lower thermostat hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
323061
Mfg#:
1KM122109C
Ships in 1 Business Day
38% off MSRP

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

$86.99

This product was last offered at the strikethrough price on
07-11-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#281216 - 06F145317H - Water Pipe - Connects to upper expansion tank hose - Genuine Volkswagen Audi - Volkswagen

Connects to upper expansion tank hose Fits vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281216
Mfg#:
06F145317H
Ships in 9 Business Days
$158.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Other Volkswagen Coolant Expansion Tank Hoses

Let us help you find the parts that fit your Volkswagen

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