Audi Engine Coolant Pipes

This is a must-have upgrade for anyone chasing down mystery coolant loss or proactively refreshing their 4.0T cooling system.

Brand:

ES#:

5477623

Mfg#:

TGK-0304-03

Bulletproof your Audi 4.0T's cooling system and permanently eliminate leaks with this complete front billet aluminum upgrade kit.

Brand:

ES#:

5477631

Mfg#:

TGK-0304-11

Direct replacement precision-machined from 6061-T6 aluminum for improved durability, heat resistance, and long-term reliability.

Brand:

ES#:

5477626

Mfg#:

TGK-0304-06

Engineered to replace the factory plastic coolant elbow with a precision-machined 6061 aluminum solution featuring a dual-gasket design for maximum sealing and long-term reliability.

Brand:

ES#:

5477628

Mfg#:

TGK-0304-08

Coolant supply pipe for the cylinder heads We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4707503

Mfg#:

06E121045R

$149.99

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

$145.99 USD

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Lifetime Replacement

Cure coolant loss, prevent catastrophic engine valley flooding, and resolve cooling system malfunctions on your 3.0L V6 TDI engine.

Brand:

ES#:

5492655

Mfg#:

059121737AM

$69.99 USD

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Free Shipping

on orders $49 and up

Lifetime Replacement

We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4863986

Mfg#:

5Q0122291DA

Replace your cracked or leaking upper coolant pipe to keep your engine running at the proper temperature. We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4859626

Mfg#:

06E121045AN

Restore leak-free coolant flow between cylinder heads and your thermostat assembly with this OE-quality engine coolant crossover pipe. 2X Entries Into Our F80 M3 Sweepstakes

Brand:

ES#:

5515733

Mfg#:

06E121045BE

2X Entries Into Our F80 M3 Sweepstakes

Brand:

ES#:

5528471

Mfg#:

06E121045R