Cat-back exhaust, Audi S1 (2014–2018)
This Milltek cat-back gives the Audi S1 a sportier exhaust note than the original system. Non-resonated is the louder option in this exhaust range.
- Pipe diameter: 76.2 mm.
- Made from 304L stainless steel.
- Tailpipes and associated parts supplied according to your selection.
Shared main exhaust components
| Component | Part number |
|---|---|
| Adapter Pipe for Catback | MSAU642 |
| Centre Silencer Delete Pipe | MSAU643REP |
| Rear Silencer | MSAU644 |
| LH Rear Connecting Pipe (inc. Electric Valve) | MSAU645 |
| RH Rear Connecting Pipe | MSAU646 |
| Tailpipes and associated parts | According to selection |
Audi S1 2.0 TFSI quattro (2014–2018)
Suomi

