The previous E60-generation, ten-cylinder M5 did the job for years, but after the model was retired, the E90 eight-cylinder M3 took over. That was only to fill the gap until the new F10 twin-turbo eight-cylinder M5 came along. Now dressed for the part and deployed for duty, our man Marchettino caught the new M5 Ring Taxi spooling up its turbos and lapping the
Green Hell, just as it was meant to.