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 S4 Quattro 3.0T

    • 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 S4 Quattro 3.0T
Your Vehicle Audi B8/B8.5 S4 Quattro 3.0T
Change Clear

Audi B8/B8.5 S4 Quattro 3.0T Radiator Hoses

Sort By
Filter By
Return to Top

Lower Radiator Hose

ES#4899608 - 8K0121055B - Lower Radiator Hose - Direct replacement for your worn or cracked hose - Rein - Audi

Direct replacement for your worn or cracked hose 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4899608
Mfg#:
8K0121055B
In Stock
$72.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Hose

ES#450267 - 8K0121081AE - Expansion Tank Hose - Connects the expansion tank to the water tube and radiator - Genuine Volkswagen Audi - Audi

Connects the expansion tank to the water tube and radiator Up to production date 4/9/2012

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450267
Mfg#:
8K0121081AE
Ships in 1-2 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.

$198.99

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

$174.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Hose

ES#4004617 - 8K0121101J - Upper Radiator Hose - Connects the upper radiator port to the hard water tube - Rein - Audi

Connects the upper radiator port 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#:
4004617
Mfg#:
8K0121101J
In Stock
$86.99

This product was last offered at the strikethrough price on
10-22-2026

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

lower Radiator Hose

ES#450263 - 8K0121055B - lower Radiator Hose - Direct replacement for your worn or cracked hose - Genuine Volkswagen Audi - Audi

Direct replacement for your worn or cracked hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450263
Mfg#:
8K0121055B
Ships in 2 Business 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.

$156.66

This product was last offered at the strikethrough price on
10-25-2026

$143.33 USD
Free Shipping
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 2 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#307207 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose to the flange. 32mm - Genuine Volkswagen Audi - Audi Volkswagen

Secures the radiator hose to the flange. 32mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
307207
Mfg#:
1J0121142
In Stock
21% off MSRP

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

$6.47

This product was last offered at the strikethrough price on
10-25-2026

$5.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 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.

$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

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 1-2 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

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 From the 2013 model year. Allows connection of the left lower radiator hose to the 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 - 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!
From the 2013 model year. Allows connection of the left lower radiator hose to the 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

Lower Radiator Hose - Left

ES#2540786 - 8K0121109AD - Lower Radiator Hose - Left - Connects the lower left radiator port to the water pipe - Genuine Volkswagen Audi - Audi

Connects the lower left radiator port to the water pipe From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2540786
Mfg#:
8K0121109AD
Ships in 1-2 days
10% 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
10-25-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Radiator Hose - Left

ES#1598007 - 8K0121109T - Lower Radiator Hose - Left - Connects the lower left radiator port to the water pipe - Genuine Volkswagen Audi - Audi

Connects the lower left radiator port to the water pipe Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1598007
Mfg#:
8K0121109T
Ships in 9 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.

$101.99

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

$89.99 USD
Free Shipping
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 From the 2013 model year. Allows connection of the left lower radiator hose to the port

Brand:
Dorman - Corporate Logo
ES#:
3189483
Mfg#:
627-000
Ships in 5 Business Days
$12.99 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

Upper Radiator Hose

ES#4039639 - 8K0121101J - Upper Radiator Hose - Connects the upper radiator port to the hard water tube - Vaico - Audi

Connects the upper radiator port to the hard water tube We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039639
Mfg#:
8K0121101J
Special Order: No Guaranteed ETA
$44.99 USD
Free Shipping
on orders $49 and up

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