Tokyo Highway Battle R (PlayStation)
CheatingDome.com
All parts
Press Right(2), Down, Up(2), Left, Down, Left, Circle, Triangle on controller two at the title screen.
Bonus parts
Press Up, Down(2), Up, Left, Right, Left, Right on controller two at the title screen.
Maximum funds
Press Up, Triangle, Down, X, Right, Square, Left, Circle, Select, Start on controller two at the title screen.