Audi petrol catalytic converter · Audi S4, Audi S6
Ceramic catalytic converter made by Leistritz. May fit Audi S4 & Audi S6.
We buy the 4A0178D Audi catalytic converter in various conditions, even with a damaged casing. Prices track live precious-metal markets, so send us a photo or WhatsApp the code for today’s price.
| Vehicle | Years | Engine | Engine code |
|---|---|---|---|
| Audi S4 | – | – | – |
| Audi S6 | – | – | – |
These codes are listed alongside 4A0178D and may be the same or an equivalent unit.
Prices for 4A0178D follow live platinum, palladium and rhodium markets and depend on the condition of the unit. Send us a photo of the converter and its code and we will reply with today’s price.
Look for the stamped or engraved code on the converter shell or heat shield. Photograph every code you can see so we can match it exactly.
Yes. We collect across England & Wales, or you can drop off. Payment is usually by bank transfer.
