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Your Vehicle Audi B9 A5 Quattro 2.0T Coupe

Audi B9 A5 Quattro 2.0T Coupe Engine Heating & Cooling Hoses

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ES#4810768 - 034-102-Z048 - 034Motorsport Billet Coolant Vent Union - Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines. - 034Motorsport - Audi Volkswagen

Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4810768
Mfg#:
034-102-Z048
In Stock
$31.00 USD
Free Shipping
ES#3086863 - 8W0121081AN - Coolant Expansion Tank Bypass Line  - A line that recycles overflown fluid back into the system - Genuine Volkswagen Audi - Audi

A line that recycles overflown fluid back into the system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3086863
Mfg#:
8W0121081AN
In Stock
9% off MSRP

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

$76.67

This product was last offered at the strikethrough price on
06-16-2026

$69.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4715589 - 06K121143PRM - Metal Cooling Hose Adapter/Breather Assembly - Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic! - URO - Audi Volkswagen

Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4715589
Mfg#:
06K121143PRM
In Stock
$26.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4920211 - 06L121081K - Coolant Bypass Hose - Upper Center - URO - Audi

Upper Center affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
4920211
Mfg#:
06L121081K
In Stock
$34.49 USD
Free Shipping
on orders $49 and up
ES#2993398 - 06L121081K - Coolant Bypass Hose - connects to coolant hose connector that mounts in the cylinder head - Genuine Volkswagen Audi - Audi

connects to coolant hose connector that mounts in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2993398
Mfg#:
06L121081K
Ships in 1 day
9% off MSRP

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

$78.99

This product was last offered at the strikethrough price on
06-16-2026

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2993401 - 06L121497AA - Coolant Pipe  - Connects the turbo to the cooling system - Genuine Volkswagen Audi - Audi

Connects the turbo to the cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2993401
Mfg#:
06L121497AA
Ships in 1 day
6% off MSRP

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

$115.00

This product was last offered at the strikethrough price on
06-16-2026

$107.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5386705 - VWR140014 - RacingLine Billet Coolant Outlet - EA888.3 / EA888.4 - The ultimate long-term fix for the brittle plastic factory part. - Racingline - Audi Volkswagen

The ultimate long-term fix for the brittle plastic factory part. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
5386705
Mfg#:
VWR140014
Back Ordered
$39.99 USD
Free Shipping
on orders $49 and up
ES#5341426 - 06L121081K - Coolant Bypass Hose - connects to coolant hose connector that mounts in the cylinder head - Rein - Audi

connects to coolant hose connector that mounts in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rein - Corporate Logo
ES#:
5341426
Mfg#:
06L121081K
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
ES#3086865 - 8W0121081BK - Coolant Breather Pipe - Don't let a brittle coolant line leave you stranded! Restore your cooling system with Genuine OEM parts. - Genuine Volkswagen Audi - Audi

Don't let a brittle coolant line leave you stranded! Restore your cooling system with Genuine OEM parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2018 Model year only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3086865
Mfg#:
8W0121081BK
Ships in 1 day
10% 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
06-16-2026

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4810597 - 8W0121081BK - Engine Coolant Pipe  - Fix Leaks And Get Back On The Road. - Rein - Audi

Fix Leaks And Get Back On The Road. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For 2018 Model year only

Brand:
Rein - Corporate Logo
ES#:
4810597
Mfg#:
8W0121081BK
Ships in 3 Business Days
$21.99 USD
Free Shipping
on orders $49 and up
ES#5470793 - 8W0121081BK - Coolant Breather Pipe - Don't let a brittle coolant line leave you stranded! Restore your cooling system with URO Parts. - URO - Audi

Don't let a brittle coolant line leave you stranded! Restore your cooling system with URO Parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2018 Model year only

Brand:
URO - Corporate Logo
ES#:
5470793
Mfg#:
8W0121081BK
Ships in 1 Business Day
$16.95 USD
Free Shipping
on orders $49 and up

Return Line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3211768
Mfg#:
06L121492R
Ships in 1 day
7% off MSRP

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

$178.99

This product was last offered at the strikethrough price on
06-16-2026

$166.99 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.

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