BMW M3: Evolution Over the Years

The BMW M3 has come to define the luxury-sport sedan. Over three decades, the M3 has set a standard that's been followed by the likes of Audi, Mercedes-Benz, Lexus, and Cadillac. But where did start? How has it changed? BWS Motorsports' Marc Norris answers those questions and more. Like us on Facebook! https://www.facebook.com/pages/Electr... Follow us on Tumblr http://www.electricfederal.com