B48 F20 (120i) CATBACK EXHAUST Available in Stainless and titanium 20% larger exhaust volume capacity over stock Straight through performance, no mufflers with valves open 20HP to 35HP increase depending...
S58 M3 G80/ M4 G82 CATBACK EXHAUST Available in Stainless and Titanium 20% larger exhaust volume capacity over stock Straight through performance, no mufflers with valves open 20HP to 35HP...
S55 M3 F80/M4 F82 CATBACK EXHAUST Available in Stainless and Titanium 20% larger exhaust volume capacity over stock Straight through performance, no mufflers with valves open 20HP to 35HP increase...
GLE63 CATBACK EXHAUST 20% larger exhaust volume capacity over stock Straight through performance, no mufflers with valves open 20HP to 35HP increase depending on supporting modifications Increased turbo spool and...