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Audi S4 Engine Heating & Cooling Hoses

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Radiator Hose - Lower

ES#2718687 - 8D0121055T - Radiator Hose - Lower - Connects the lower radiator port to the thermostat housing - Hutchinson Worldwide - Audi Volkswagen

Connects the lower radiator port to the thermostat housing

Brand:
Hutchinson Worldwide - Corporate Logo
ES#:
2718687
Mfg#:
8D0121055T
Ships in 2 Business Days
$28.99

This product was last offered at the strikethrough price on
05-07-2026

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Distribution Pipe

ES#3190108 - 902-996 - Coolant Distribution Pipe - Three way connector that attaches directly to the upper radiator hose - Dorman - Audi Volkswagen

Three way connector that attaches directly to the upper radiator hose

Brand:
Dorman - Corporate Logo
ES#:
3190108
Mfg#:
902-996
Ships in 4 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#3463358 - 8D0121055T - Radiator Hose - Lower - Connects the lower radiator port to the thermostat housing - Hudson - Audi Volkswagen

Connects the lower radiator port to the thermostat housing

Brand:
Hudson - Corporate Logo
ES#:
3463358
Mfg#:
8D0121055T
Ships in 3 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump Hose

ES#6800 - 078121082E - Auxiliary Water Pump Hose - Connects the auxiliary water pump to the coolant pipe under the intake manifold - Original Equipment Supplier - Audi

Connects the auxiliary water pump to the coolant pipe under the intake manifold

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
6800
Mfg#:
078121082E
Back Ordered
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

Connects the lower radiator port to the thermostat housing

Brand:
Burgaflex - Corporate Logo
ES#:
4349554
Mfg#:
8D0121055T
Ships in 8 Business Days
$15.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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
Ships in 1 Business Day
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Supply

ES#2540985 - 8K0819373D - Heater Core Hose - Supply - Connects the heater core to the heater valve - Genuine Volkswagen Audi - Audi

Connects the heater core to the heater valve From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2540985
Mfg#:
8K0819373D
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.

$15.99

This product was last offered at the strikethrough price on
09-06-2026

$13.99 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 3 Business Days
ON SALE!
$13.99

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

$13.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Valve

ES#3618286 - 4A0819809 - Heater Valve - Runs in-line with the heater core return hoses - URO - Audi

Runs in-line with the heater core return hoses 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3618286
Mfg#:
4A0819809
Back Ordered
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Distribution Pipe

ES#2561843 - 1J0121087B - Coolant Distribution Pipe - Three way connector that attaches directly to the upper radiator hose - Meyle - Audi Volkswagen

Three way connector that attaches directly to the upper radiator hose 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2561843
Mfg#:
1J0121087B
Ships on Sep 23, 2026
$6.09 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
Auto Notify
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

Coolant Hose

Coolant hose that connects to the Coolant Breather Hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3549263
Mfg#:
06M121071J
Ships in 5 Business Days
7% off MSRP

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

$116.99

This product was last offered at the strikethrough price on
09-06-2026

$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe O-Ring - Priced Each

ES#5339896 - N90765301 - Coolant Pipe O-Ring - Priced Each - Elring - Audi Volkswagen

2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5339896
Mfg#:
N90765301
Special Order: No Guaranteed ETA
$1.99 USD
Free Shipping
on orders $49 and up

O-Ring - Priced Each

ES#5340526 - N90560701 - O-Ring - Priced Each - 30x5 - Ensure a proper seal with a new o-ring - Elring - Audi

30x5 - Ensure a proper seal with a new o-ring 2X Entries Into Our F80 M3 Sweepstakes
O-Ring on back of cylinder head that seals metal water pipe to heads & center coolant pipe, 3 per car

Brand:
Elring - Corporate Logo
ES#:
5340526
Mfg#:
N90560701
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

Sealing o-ring used in various areas on your European vehicle - 12.2x1.65 2X Entries Into Our F80 M3 Sweepstakes
Seals the connection between the cooling hoses and the alternator. - From VIN 8E-7-085001, split is in the 2007 model year

Brand:
Elring - Corporate Logo
ES#:
5340799
Mfg#:
WHT001011A
Special Order: No Guaranteed ETA
$2.99 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

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.

Let us help you find the parts that fit your Audi

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