I doubt you'll see substantial HP gains (Maybe 5 HP?), but certainly better air flow (57.5mm vs. 54mm stock), more torque, and sharper throttle response. Combined with a chip, you should definitely feel the difference. __________________ 
1995 318ti Base - Cosmosschwarz/Sandgrau R.I.P.
1997 318ti Active - Alpinweiß III/Sandgrau
2013 328i Coupe - Le Mans Blau |