Audi B8/B8.5 S5 Quattro 3.0T Cabriolet Water Pipe Return Lines

Main return pipe that connects to the heater core hoses and the engine. Made from high-grade Aluminum vs OEM Plastic! 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
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Brand:

ES#:

4376374

Mfg#:

06E 121065N

$59.99 USD

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on orders $49 and up

Lifetime Replacement

Main return pipe that connects to the heater core hoses and the engine

Brand:

ES#:

280786

Mfg#:

06E121065N

19% off MSRP

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

$131.65

This product was last offered at the strikethrough price on
11-09-2026

$106.38 USD

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Lifetime Replacement

Main return pipe that connects to the heater core hoses and the engine For vehicles up through the 2012 model year only. (Pre-Facelift)

Brand:

ES#:

4617002

Mfg#:

06E121065Q

$120.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Main return pipe that connects to the heater core hoses and the engine 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4899633

Mfg#:

06E121065N

Direct OE-quality replacement hard plastic coolant pipe to cure persistent coolant leaks, prevent catastrophic overheating, and ensure reliable coolant flow to your vehicle's heat exchanger.

Brand:

ES#:

5492610

Mfg#:

06E121065N

Permanently solve a notorious Audi V6 cooling system weak point by replacing the failure-prone factory plastic heater pipe with this upgraded aluminum version. 2X Entries Into Our F80 M3 Sweepstakes

Brand:

ES#:

5515606

Mfg#:

06E121065NU