Sony Computer Entertainment America Inc. (SCEA) has released three more trailers from Gran Turismo 5 Prologue, showcasing the fifth installment of the billion-dollar selling racing franchise developed by Polyphony Digital Inc. and due to ship for PS3 on March 26th. The game comes with in depth car tuning, which allows players to adjust the vehicle's performance, including power, tyres, suspension and the ability for quick tuning whilst racing, a drift mode and a two-player split screen mode, as well as scheduled race events.