GRID 2 - Peak Performance Pack, all new content for GRID 2 is Now Available on Steam.Download the Peak Performance Pack and receive six outrageously tuned cars: - Dodge Charger RT - Ford Mustang Mach 1 Twister Special - Chevrolet Camaro Z28 RS SS 1970 - VW Golf R - BMW E30 M3 - BMW 1 Series MCoupe