Our esteemed German automaker has managed to do it again. "Do what?" you may wonder. Completely blow us away with its superstar sports cars, that's what. And this time it's with the 2015 BMW M6, a profoundly peppy performance coupe. Get a good look at this snazzy stunner by viewing the video below:
At the core of the M6 is a twin-turbocharged 4.4-liter V8 that generates a gargantuan 560 horsepower and 500?