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Audi Engine Heating & Cooling Hoses

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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

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 TSI engine models with manual transmissions 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

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 TSI engines 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

Expansion Tank Upper Hose

ES#450265 - 8K0121081AB - Expansion Tank Upper Hose - Overflow relief hose for the radiator - Genuine Volkswagen Audi - Audi

Overflow relief hose for the radiator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450265
Mfg#:
8K0121081AB
In Stock
28% off MSRP

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

$60.00

This product was last offered at the strikethrough price on
02-23-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Return

ES#4818678 - 8K1819371AB - Heater Core Hose - Return - Connects the heater core to the hard water pipe - Bremmen Parts - Audi

Connects the heater core to the hard water pipe 10X Entries For Our 25th Anniversary Sweepstakes!

Up to the 2012 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818678
Mfg#:
8K1819371AB
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
This product is lifetime replacement eligible Lifetime Replacement

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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4899608
Mfg#:
8K0121055B
In Stock
$71.99 USD
Free Shipping
on orders $49 and up

Torx Bolt - priced each

ES#471885 - N91096801 - Torx Bolt - priced each - Bolts transmission oil pan to transmission. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Bolts transmission oil pan to transmission. M6x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471885
Mfg#:
N91096801
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Hose

ES#3677418 - 8E1819371T - Coolant Supply Hose - Connects the coolant flange to the heater core pipe - Hudson - Audi

Connects the coolant flange to the heater core pipe

Brand:
Hudson - Corporate Logo
ES#:
3677418
Mfg#:
8E1819371T
Back Ordered
$38.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Silicone Hose Kit - Black

ES#2602573 - mmhosett99bk - Mishimoto Silicone Hose Kit - Black - Replace your stock rubber hoses with a 3 piece silicone kit - Mishimoto - Audi

Replace your stock rubber hoses with a 3 piece silicone kit

Brand:
Mishimoto - Corporate Logo
ES#:
2602573
Mfg#:
MMHOSETT99BK
In Stock at Vendor
$121.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Autobahn Autoworx Complete Coolant Hose Kit - Blue

ES#5376200 - Aut-mk5-006-blue - Autobahn Autoworx Complete Coolant Hose Kit - Blue - Replace your cracked and leaking hoses with stylish silicone upgrade - Autobahn Autoworx - Audi Volkswagen

Replace your cracked and leaking hoses with stylish silicone upgrade

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
5376200
Mfg#:
AUT-MK5-006-BLUE
Special Order: No Guaranteed ETA
$364.99 USD
Free Shipping
on orders $49 and up

Radiator Hose - Lower

ES#436137 - 8E0121049L - Radiator Hose - Lower - Connects the lower radiator port to the expansion tank and thermostat housing - Genuine Volkswagen Audi - Audi

Connects the lower radiator port to the expansion tank and thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436137
Mfg#:
8E0121049L
Ships in 2 Business Days
$182.99

This product was last offered at the strikethrough price on
05-04-2026

$177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Pipe

ES#3170800 - 06A121065AK - Coolant Supply Pipe - Located along top of the intake manifold - MTC - Audi Volkswagen

Located along top of the intake manifold

Brand:
MTC - Corporate Logo
ES#:
3170800
Mfg#:
06A121065AK
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Cooling System Upgrade Kit

ES#3086229 - 006368ecs01a1KT - Cast Aluminum Cooling System Upgrade Kit - Replace the failure prone components in your cooling system with cast aluminum - Assembled By ECS - Audi Volkswagen

Replace the failure prone components in your cooling system with cast aluminum 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles without opening for thermal switch with engine code AMU

Brand:
Assembled By ECS - Corporate Logo
ES#:
3086229
Mfg#:
006368ECS01A1KT
Back Ordered
Auto Notify
ON SALE! SAVE 24%
$231.99

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

$176.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Supply Pipe - Left Side

ES#2609416 - 079145909H - Turbo Coolant Supply Pipe - Left Side - Supplies coolant to the left side turbocharger - Genuine Volkswagen Audi - Audi

Supplies coolant to the left side turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2609416
Mfg#:
079145909H
Ships in 1-2 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.

$116.99

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

$106.99 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.

Other Audi Engine Heating & Cooling Hoses

Let us help you find the parts that fit your Audi

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