4F0 254 504 TX · Catalytic converter with front silencer

Replaced by 4F0254505KX — which has itself been discontinued

Audi discontinued 4F0254504TX in May 2012 and records 4F0254505KX as its replacement. 4F0254505KX is itself recorded as discontinued (April 2023), with no further replacement. Catalogue data: oemdiagrams.com · 09/2024.

Where no discontinuation is shown, the 09/2024 catalogue records none. That is not confirmation that the part is currently available.