Audi B8/B8.5 S5 Quattro 3.0T Coupe 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
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Brand:

ES#:

4376374

Mfg#:

06E 121065N

$58.99 USD

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on orders $49 and up

Lifetime Replacement

Secondary return pipe that connects to the supply pipe and the oil cooler hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

2817128

Mfg#:

06E121044AE

8% off MSRP

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

$146.99

This product was last offered at the strikethrough price on
06-19-2026

$134.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4899633

Mfg#:

06E121065N

Secondary return pipe that connects to the supply pipe and the oil cooler hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

5470761

Mfg#:

06E121044AE