According to Autoblog.com, the C7 Corvette ZR1 is already in development. Spy photos shot by KGP photography caught a pair of C7 Corvette Stingrays leaving the GM test center along with European sports cars; namely, the Audi R8 V10, Ferrari 458 Italia, McLaren MP4-12c and Porsche 911 Carrera S. All the cars were last seen […]