First Drive: 2015 BMW M3 and M4

BMW's M3 and M4 cause a die-hard Mercedes-Benz and Audi aficionado to rethink his aversion to the Bavarian brand. In fact, after a day at the track, the cars cause him to add BMW to his list of "favorite brands." Speed and handling make the two newbies "bona fide butt kickers." For all the details, head over to TheDetroitBureau.com.