Invincibility  
Enter Square, Triangle, X, Space, Circle 

Infinite Ammunition  
Enter Triangle, Space, Square, Circle, Circle 

Infinite Turbos  
Enter Triangle, X, Triangle, Triangle, CircleNow the turbo will start at 20, resets at 29, returns to 20, and repeatedly resets again to 29.  

Fight For Your Life  
Enter Square, Triangle, Circle, Square, SquareThis is the Arena 2 level with five opponent cars.  

Helicopter View  
Enter Circle, Circle, Triangle, X, SpaceNote: This view only works on Arena, Rooftop and Arena 2. Press Down + Start to have the helicopter view.  

List Opponents  
While playing a game in one player mode, press Start + X to display a list of remaining vehicles.  

Level Passwords  
Level			Password

Warehouse District Warfare	Circle, Triangle, Square, Circle, Circle
Freeway Free For All		X, Square, Square, Circle, Triangle
River Park Rumble		X, Triangle, Square, Circle, Square
Cyburbia			X, Square, Triangle, Triangle, Triangle
Rooftop Combat		Square, Triangle, X, Circle, X
Final Battle			Triangle, X, O, Square, Triangle

Shield  
While playing the game, you press up, up, and right on the D-Pad. You will glow for about 8-10 seconds. Then you got to do it again if you want to use it again. 