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 Cooling Parts

Sort By
Filter By
Return to Top

Coolant Expansion Tank

ES#4753021 - 8W0121405L - Coolant Expansion Tank - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank - URO - Audi

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4753021
Mfg#:
8W0121405L
In Stock
$81.99 USD
Free Shipping

Coolant Temperature Sensor - 2 Pin

ES#2712775 - 06A919501A - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Vemo - Audi Volkswagen Porsche

Monitors coolant temperature for fan control & gauge readings

Brand:
Vemo - Corporate Logo
ES#:
2712775
Mfg#:
06A919501A
Ships on Aug 27, 2026
Auto Notify
$21.99

This product was last offered at the strikethrough price on
06-29-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Gasket

ES#2831945 - 06E117070J - Oil Cooler Gasket - Seals the connection between the oil cooler and the engine - Genuine Volkswagen Audi - Audi

Seals the connection between the oil cooler and the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2831945
Mfg#:
06E117070J
In Stock
27% off MSRP

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

$26.96

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

$19.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant return pipe

ES#4818478 - 06H121065D - Coolant return pipe - Connects the heater core hoses to the waterpump - Bremmen Parts - Audi

Connects the heater core hoses to the waterpump 10X Entries For Our 25th Anniversary Sweepstakes!

Fits up to the 2012 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818478
Mfg#:
06H121065D
In Stock
ON SALE! SAVE 21%
$59.99

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

$47.32 USD
Free Shipping
on orders $49 and up

Coolant Bypass Hose

ES#4920211 - 06L121081K - Coolant Bypass Hose - Upper Center - URO - Audi

Upper Center 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
4920211
Mfg#:
06L121081K
In Stock
$34.49 USD
Free Shipping
on orders $49 and up

Expansion Tanks Breather Line

ES#4008182 - 8W0121081ED - Expansion Tanks Breather Line - keep your engine temps where they are supposed to be! - Genuine Volkswagen Audi - Audi

keep your engine temps where they are supposed to be!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4008182
Mfg#:
8W0121081ED
In Stock
5% off MSRP

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

$36.99

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

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Control Module (600W)

ES#3979319 - 8E0959501AG - Radiator Fan Control Module (600W) - Keep your cooling system operating properly - URO - Audi

Keep your cooling system operating properly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3979319
Mfg#:
8E0959501AG
Ships in 1 Business Day
ON SALE!
$223.37

This product was last offered at the strikethrough price on
07-14-2026

$216.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#257249 - N90308607 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x14 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x14 Engine codes AEB & ATW. Secures the water pump pulley & power steering pulleys

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
257249
Mfg#:
N90308607
In Stock
3% off MSRP

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

$3.68

This product was last offered at the strikethrough price on
06-23-2026

$3.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2828403 - 06E121018A - Water Pump - Includes gasket and features a metal impeller - URO - Audi Volkswagen

Includes gasket and features a metal impeller 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2828403
Mfg#:
06E121018A
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Pipe With Hoses & Hose Clamps

ES#4772439 - 06B121070HKT1 - Coolant Supply Pipe With Hoses & Hose Clamps - Located along top of the intake manifold - Assembled By ECS - Audi

Located along top of the intake manifold 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4772439
Mfg#:
06B121070HKT1
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 15%
$187.99

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

$159.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank Hose

ES#4818674 - 8K0121081AH - Coolant Expansion Tank Hose - Located between the coolant expansion tank and the cylinder head coolant flange - Bremmen Parts - Audi

Located between the coolant expansion tank and the cylinder head coolant flange 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818674
Mfg#:
8K0121081AH
In Stock
ON SALE! SAVE 20%
$45.99

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

$36.71 USD
Free Shipping
on orders $49 and up

Coolant Supply Hose

ES#4039578 - 8E1819371T - Coolant Supply Hose - Connects the coolant flange to the heater core pipe - Rein - Audi

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

Brand:
Rein - Corporate Logo
ES#:
4039578
Mfg#:
8E1819371T
In Stock
$60.06

This product was last offered at the strikethrough price on
04-23-2026

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4818675 - 8K0121403AC - Coolant Expansion Tank - Plastic reservoir for the coolant system - Bremmen Parts - Audi Porsche

Plastic reservoir for the coolant system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818675
Mfg#:
8K0121403AC
In Stock
ON SALE! SAVE 17%
$37.99

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

$31.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water pump drive pulley

ES#2639833 - 06H103731G - Water pump drive pulley - Used to drive the water pump - Genuine Volkswagen Audi - Audi Volkswagen

Used to drive the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2639833
Mfg#:
06H103731G
In Stock
8% off MSRP

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

$55.15

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

$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#4751824 - 06D117021C - Engine Oil Cooler - Lowers engine oil temperature - Bremmen Parts - Audi Volkswagen

Lowers engine oil temperature 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4751824
Mfg#:
06D117021C
In Stock
ON SALE! SAVE 10%
$64.99

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

$58.49 USD
Free Shipping
on orders $49 and up

Coolant Temperature Sensor

ES#2153855 - 059919501A - Coolant Temperature Sensor - Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2153855
Mfg#:
059919501A
In Stock
29% off MSRP

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

$57.99

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

$41.00 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 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