NAIAS, Detroit Auto Show 2013 car launches. BMW 4 Series, Cadillac ELR, Chevrolet Corvette C7 Stingray, Infiniti Q50, Lexus IS, Audi RS7 with 305 kmph topspeed, Nissan Resonance, Toyota Furia, Volkswagen CrossBlue SUV with 7 seats, and VW Passat Performance concept, BMW 320i priced from $33,445: M6, Z4 35i and 128i, and more.