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 Clear

Audi B8/B8.5 S5 Quattro 3.0T Coupe

    • 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 Audi B8/B8.5 S5 Quattro 3.0T Coupe
Your Vehicle Audi B8/B8.5 S5 Quattro 3.0T Coupe
Change Clear

Audi B8/B8.5 S5 Quattro 3.0T Coupe Engine Heating & Cooling Hoses

Sort By
Filter By
Return to Top

Upper Radiator Hose

ES#450273 - 8K0121101J - Upper Radiator Hose - Connects the upper radiator port to the hard water tube - Genuine Volkswagen Audi - Audi

Connects the upper radiator port to the hard water tube

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450273
Mfg#:
8K0121101J
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.

$156.99

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

$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2535131 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - URO - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535131
Mfg#:
N90316802
In Stock
$1.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#2538001 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose flange in place. 32mm - Febi - Audi Volkswagen

Secures the radiator hose flange in place. 32mm We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2538001
Mfg#:
1J0121142
Ships in 3 Business Days
$2.99

This product was last offered at the strikethrough price on
09-30-2026

$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Cooler Return Line

Runs from the transmission cooler to line connecting to the transmission filter housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1834196
Mfg#:
8K0317826AM
Ships in 6 Business Days
12% off MSRP

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

$306.99

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

$270.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Cooler Return Line

ES#1894007 - 8K0317825AH - Transmission Cooler Return Line - Runs from the transmission cooler to line connecting to the transmission filter housing - Genuine Volkswagen Audi - Audi

Runs from the transmission cooler to line connecting to the transmission filter housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1894007
Mfg#:
8K0317825AH
Ships in 10 Business Days
12% off MSRP

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

$300.99

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

$265.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Coupler

ES#307293 - 1J0122291D - Cooling System Coupler - Keep your cooling system leak free - Genuine Volkswagen Audi - Audi Volkswagen

Keep your cooling system leak free Connects the coolant hose to the upper radiator port

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
307293
Mfg#:
1J0122291D
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.

$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

Center Radiator Hose - Upper

ES#2540800 - 8K0145920E - Center Radiator Hose - Upper - Connects the lower center radiator to the water pump and hard water line - Genuine Volkswagen Audi - Audi

Connects the lower center radiator to the water pump and hard water line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2540800
Mfg#:
8K0145920E
Ships in 3 Business Days
12% off MSRP

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

$280.00

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

$246.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Compressor Flange Water Hose - Left

ES#280805 - 06E121545 - Compressor Flange Water Hose - Left - Connects the supercharger flange to the hard water line - Genuine Volkswagen Audi - Audi

Connects the supercharger flange to the hard water line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280805
Mfg#:
06E121545
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Center Radiator Hose - Lower

ES#2540802 - 8K0145923F - Center Radiator Hose - Lower - Connects the lower center radiator to the hard water line - Genuine Volkswagen Audi - Audi

Connects the lower center radiator to the hard water line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2540802
Mfg#:
8K0145923F
Ships in 1-2 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.

$55.00

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

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

Cooling System Coupler

ES#2597931 - 1J0122291D - Cooling System Coupler - Keep your cooling system leak free - URO - Audi Volkswagen

Keep your cooling system leak free 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Connects the coolant hose to the upper radiator port

Brand:
URO - Corporate Logo
ES#:
2597931
Mfg#:
1J0122291D
In Stock
$5.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#4940095 - 032121142 - Sensor Retaining Clip - Priced Each - Used for ECS 2.0T boost taps - Bremmen Parts - Audi Volkswagen

Used for ECS 2.0T boost taps 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940095
Mfg#:
032121142
In Stock
ON SALE! SAVE 50%
$1.99

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

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Coupler

ES#3189483 - 627-000 - Cooling System Coupler - Keep your cooling system leak free - Dorman - Audi Volkswagen

Keep your cooling system leak free Connects the coolant hose to the upper radiator port

Brand:
Dorman - Corporate Logo
ES#:
3189483
Mfg#:
627-000
Ships in 4 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Return

ES#2803278 - 06E121082C - Oil Cooler Hose - Return - Connects the oil cooler to the hard water tube - Rein - Audi

Connects the oil cooler to the hard water tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803278
Mfg#:
06E121082C
In Stock at Vendor
$12.99 USD
Free Shipping
on orders $49 and up

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - Audi Volkswagen

Secures the coolant temperature sensor in place We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Supply - (NO LONGER AVAILABLE)

ES#2801515 - 06E121058E - Oil Cooler Hose - Supply - (NO LONGER AVAILABLE) - Connects the oil cooler to the hard water tube - Rein - Audi

Connects the oil cooler to the hard water tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801515
Mfg#:
06E121058E
Ships in 4 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#4941347 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose flange in place. 32mm - Bremmen Parts - Audi Volkswagen

Secures the radiator hose flange in place. 32mm 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4941347
Mfg#:
1J0121142
Back Ordered
ON SALE! SAVE 57%
$1.99

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

$0.86 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.

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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings