Audi Engine Coolant Flanges & Parts

Located on the driver side of the cylinder head

Brand:

ES#:

4849653

Mfg#:

07K121133E

Ensure a proper seal when installing your new thermostat

Brand:

ES#:

5374203

Mfg#:

06H121119E

$7.99 USD

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Lifetime Replacement

Located on the driver side of the cylinder head

Brand:

MotoRad

ES#:

4849657

Mfg#:

07K121133E

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

Brand:

ES#:

2802823

Mfg#:

58121687

$3.99

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

$2.99 USD

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Free Shipping

on orders $49 and up

Lifetime Replacement

Delivers a permanent solution with OEM fit and finish.

Brand:

ES#:

5477624

Mfg#:

TGK-0304-04

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#:

5477627

Mfg#:

TGK-0304-07

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

Brand:

ES#:

5477622

Mfg#:

TGK-0304-02

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

Eliminate common coolant leaks and overheating risks on your Audi 4.0T with this durable, CNC-machined billet aluminum reliability upgrade.

Brand:

ES#:

5477629

Mfg#:

TGK-0304-09

Engineered to ensure consistent coolant flow and eliminate the risk of overheating due to stuck valves.

Brand:

ES#:

5477625

Mfg#:

TGK-0304-05

Eliminate common coolant leaks and overheating risks on your Audi 4.0T with this durable, CNC-machined billet aluminum reliability upgrade.

Brand:

ES#:

5477630

Mfg#:

TGK-0304-10

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#:

5477632

Mfg#:

TGK-0304-12

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

Removes the problematic OEM vacuum-actuated shutoff valve that frequently fails in the closed position

Brand:

ES#:

5492075

Mfg#:

TGK-ENG-0015