For as long as I can remember, the BMW M5 has been the gold standard for sports sedans. They mix together a family friendly car with family frightening engineering. Needless to say, if you own one I would not suggest infusing the car with M-Power with a wife (or husband if she is the family driver) or kids in the car. It seems a few lucky souls at Nürburgring got a chance to peek at the upcom
