Split Shift: a lost ambitious racing game with transforming mechanic
 
Split Shift Racing is a cancelled arcade racer that was being developed by Juice Games (AKA THQ Digital Studios UK) for the Playstation 3 and Xbox 360. Set in a distant sci-fi future, the game was due to take place in a chaotic “open world” environment that spanned both urban and rural terrain, and featured a transforming mechanic that allowed players to alter their caron the fly: https://www.unseen64.net/2017/01/16/split-shift-racing-ps3-xbox-360-cancelled/