AC Schnitzer Sports Cat Downpipes
1 x 300cpi (cell per inch) sports cat downpipe
BMW 135i 2013 onwards F20/F21
Increases power by reducing backpressure in the exhaust - a critical factor in turbo engine performance. Approximately +10hp increase and better sound.
Stage 2 Remap is recommended after fitting this product
- Fitting is available please contact us for prices & availability -