A batch of new hi-res screenshots from Gran Turismo 4 has been added in our gallery, showcasing the latest installment of the popular series sold over 32 million copies. Developed by Polyphony Digital Inc., Gran Turismo 4 continues where Gran Turismo 3 A-Spec left off, offering more cars, more courses, more race modes and online gameplay via the Network Adaptor (for PS2). In offline gameplay, players will have the opportunity to race in an enhanced arcade and simulation mode based upon similar game mechanics from Gran Turismo 3 A-spec.