BMW Z4 M Coupe has been out of the spotlight as of late but that hasn’t stopped AC Schnitzer from developing a new tuning kit for the car. Labeled the Profile, the new kit comes with a 350 horsepower version of the venerable 3.2L straight six, which has gone in for some breathing modifications and an ECU upgrade. A modified rear axle ratio of 3.91:1 and short shift kit for the transmission provides improved acceleration, however, no performance numbers have been released..




