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 GTI Engine Cooling Parts

Sort By
Filter By
Return to Top

Radiator Hose - Upper

ES#4899524 - 1K0122101KS - Radiator Hose - Upper - Connects the upper radiator port to the water pump housing - Rein - Audi Volkswagen

Connects the upper radiator port to the water pump housing 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission only

Brand:
Rein - Corporate Logo
ES#:
4899524
Mfg#:
1K0122101KS
In Stock
$56.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water pump belt

ES#3549254 - 06K121605C - Water pump belt - Recommended to be replaced with the water pump - Genuine Volkswagen Audi - Audi Volkswagen

Recommended to be replaced with the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3549254
Mfg#:
06K121605C
In Stock
34% off MSRP

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

$43.48

This product was last offered at the strikethrough price on
04-09-2026

$28.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Shut-Off Valve (N82)

ES#4045008 - 4H0121671D - Coolant Shut-Off Valve (N82) - Controls coolant flow from the auxiliary water pump for heater control - Hamburg Tech - Volkswagen

Controls coolant flow from the auxiliary water pump for heater control We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4045008
Mfg#:
4H0121671D
In Stock
$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Supply

ES#4818196 - 1K0122157HE - Heater Core Hose - Supply - Connects the heater core pipe to the flange - URO - Audi Volkswagen

Connects the heater core pipe to the flange 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with CBFA engine code only

Brand:
URO - Corporate Logo
ES#:
4818196
Mfg#:
1K0122157HE
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#3485290 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Genuine Volkswagen Audi - Audi Volkswagen Porsche

Keep proper pressure in your coolant system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3485290
Mfg#:
2Q0121321A
In Stock
2% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
07-23-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

R600 Coolant Underhose

ES#4475840 - VWR17G8R600 - R600 Coolant Underhose - Reroutes the ugly factory hose underneath your intake - Racingline - Volkswagen

Reroutes the ugly factory hose underneath your intake

Brand:
Racingline - Corporate Logo
ES#:
4475840
Mfg#:
VWR17G8R600
In Stock
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustment Motor

ES#4007816 - 95B965501AA - Adjustment Motor - Used to adjust the position of the fresh air flap. - Genuine Volkswagen Audi - Audi Volkswagen

Used to adjust the position of the fresh air flap.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4007816
Mfg#:
95B965501AA
In Stock
$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#3138206 - TSUGRADTSI - Performance Aluminum Radiator - Ensure safe temperatures during track use - TyrolSport - Audi Volkswagen

Ensure safe temperatures during track use Requires a build time of up to two weeks
For vehicles with CCTA engine code only

Brand:
TyrolSport - Corporate Logo
ES#:
3138206
Mfg#:
TSUGRADTSI
Ships in 6 Business Days
$1461.99 USD

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

Expansion Tank Replacement Kit

ES#2575826 - 1K0121407AKT - Expansion Tank Replacement Kit - Includes a tank, cap, cap seal and necessary mounting hardware - Genuine Volkswagen Audi - Volkswagen

Includes a tank, cap, cap seal and necessary mounting hardware

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2575826
Mfg#:
1K0121407AKT
In Stock
$120.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2467 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Febi - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2467
Mfg#:
N90316802
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Radiator/ Intercooler / Oil Cooler Fin Comb

ES#2971417 - 015326SCH01A - Schwaben Radiator/ Intercooler / Oil Cooler Fin Comb - Straighten bent radiator or intercooler fins that block air flow - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Straighten bent radiator or intercooler fins that block air flow 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2971417
Mfg#:
015326SCH01A
In Stock
ON SALE! SAVE 29%
$20.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 295mm

ES#5432881 - 1KM959455E - Auxiliary Fan Assembly - 295mm - Smaller of the two fans found behind the radiator - Bremmen Parts - Audi Volkswagen

Smaller of the two fans found behind the radiator 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5432881
Mfg#:
1KM959455E
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 20%
$174.99

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

$139.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core

ES#2827021 - 1K0819031D - Heater Core - Transforms hot coolant into warmth for your cabin - Nissens - Audi Volkswagen

Transforms hot coolant into warmth for your cabin We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
2827021
Mfg#:
1K0819031D
In Stock at Vendor
$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

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

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