High performance, outstanding technology and an authentic motorsport atmosphere are expressed in just one letter at BMW: M. First-class tuning for BMW comes in several letters to form one name: AC Schnitzer. With the 1-series M Coupé, BMW has unleashed a power pack with athletic design onto the road. The Aachen-based tuning experts AC Schnitzer reveal their own interpretation of the coupé with racing genes at the IAA in Frankfurt.