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Audi B6 A4 Quattro V6 30v

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Audi B6 A4 Quattro V6 30v Engine Heating & Cooling Hoses

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Radiator Hose - Upper

ES#3463366 - 8E0121101AJ - Radiator Hose - Upper - Runs from the radiator to the water pipe and expansion tank. - Hudson - Audi

Runs from the radiator to the water pipe and expansion tank. From sedan models from VIN 8E-5-125001, and cabriolet models from VIN 8H-5-005601 - Splits are in the 2005 model year

Brand:
Hudson - Corporate Logo
ES#:
3463366
Mfg#:
8E0121101AJ
Ships in 3 Business Days
$99.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2803798 - 8E0121055E - Radiator Hose - Lower - Runs from the radiator to the water pipe. - Rein - Audi

Runs from the radiator to the water pipe. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803798
Mfg#:
8E0121055E
In Stock at Vendor
$97.99

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

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose - Supply

ES#4818444 - 06D121057L - Cooling Hose - Supply - Connects the cooling supply pipes - Bremmen Parts - Audi

Connects the cooling supply pipes 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818444
Mfg#:
06D121057L
In Stock
ON SALE! SAVE 27%
$9.99

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

$7.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#2803793 - 06D121082B - Coolant Hose - Connects the distribution pipe to the hard pipe leading to the turbo - Rein - Audi

Connects the distribution pipe to the hard pipe leading to the turbo 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803793
Mfg#:
06D121082B
In Stock at Vendor
$7.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Pipe Set

ES#442058 - 8E1898350 - Heater Core Pipe Set - Connects the heater core to the coolant hoses - Genuine Volkswagen Audi - Audi

Connects the heater core to the coolant hoses

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
442058
Mfg#:
8E1898350
Ships in 3 Business 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.

$57.99

This product was last offered at the strikethrough price on
07-18-2026

$51.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Coolant Hose - Return

ES#280261 - 06C121188B - Throttle Body Coolant Hose - Return - Directs coolant to warm the throttle body - Genuine Volkswagen Audi - Audi

Directs coolant to warm the throttle body

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280261
Mfg#:
06C121188B
Ships in 4 Business Days
30% off MSRP

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

$32.78

This product was last offered at the strikethrough price on
07-18-2026

$22.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Vent Hose

ES#262927 - 4B0121107B - Expansion Tank Vent Hose - This hose runs off the back of the expansion tank, and goes to the hard coolant pipe on the back of the motor - Genuine Volkswagen Audi - Audi

This hose runs off the back of the expansion tank, and goes to the hard coolant pipe on the back of the motor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
262927
Mfg#:
4B0121107B
Ships in 2 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.

$46.00

This product was last offered at the strikethrough price on
07-18-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Pipe Gasket Set

ES#2823252 - 8E0898380 - Heater Core Pipe Gasket Set - Includes the necessary gaskets and clamps for your new heater core - Original Equipment Supplier - Audi Volkswagen

Includes the necessary gaskets and clamps for your new heater core

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2823252
Mfg#:
8E0898380
Ships in 9 Business Days
$30.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Coolant Hose - Supply

ES#280260 - 06C121188 - Throttle Body Coolant Hose - Supply - Directs coolant to warm the throttle body - Genuine Volkswagen Audi - Audi

Directs coolant to warm the throttle body

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280260
Mfg#:
06C121188
Ships in 2 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.

$30.99

This product was last offered at the strikethrough price on
07-18-2026

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

Expansion Tank Vent Hose

ES#2802945 - 4B0121107B - Expansion Tank Vent Hose - This hose runs off the back of the expansion tank, and goes to the hard coolant pipe on the back of the motor - Rein - Audi

This hose runs off the back of the expansion tank, and goes to the hard coolant pipe on the back of the motor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802945
Mfg#:
4B0121107B
Ships on Aug 4, 2026
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Hose

ES#280263 - 06C121445A - Thermostat Hose - Connects the water pipe to the thermostat - Genuine Volkswagen Audi - Audi

Connects the water pipe to the thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280263
Mfg#:
06C121445A
In Stock
ON SALE!
$25.99

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

$25.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose

ES#2804021 - 06C121058A - Cooling Hose - Runs from oil cooler to water pipe - Rein - Audi

Runs from oil cooler to water pipe 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2804021
Mfg#:
06C121058A
Back Ordered
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Hose - Return

ES#2878441 - 058121471B - Turbo Coolant Hose - Return - Connects the turbocharger to the hard water pipe - Vaico - Audi Volkswagen

Connects the turbocharger to the hard water pipe We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878441
Mfg#:
058121471B
Special Order: No Guaranteed ETA
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

cooling hose - supply

ES#4151135 - 06D121057L - cooling hose - supply - Connects the cooling supply pipes - Rein - Audi

Connects the cooling supply pipes 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151135
Mfg#:
06D121057L
Ships in 3 Business Days
$9.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Coolant Hose - Supply

ES#2802002 - 06C121188 - Throttle Body Coolant Hose - Supply - Directs coolant to warm the throttle body - Rein - Audi

Directs coolant to warm the throttle body 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802002
Mfg#:
06C121188
Back Ordered
$7.13 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 For Our 25th Anniversary 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

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.

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