Demolition
Racer: No Exit
Unlock All Extras
At the Press Start screen enter.
L-TRIGGER,
R-TRIGGER, X, L-TRIGGER, X, R-TRIGGER, X, Y.
You
will now have access to all the Extras
Unlock
All Game Modes
At the Press Start screen enter:
X,
R-TRIGGER, Y, R-TRIGGER, L-TRIGGER, R-TRIGGER, R-TRIGGER, R-TRIGGER.
You will
unlock every game mode.
Unlock Secret Cars
At the Press Start screen enter.
X, Y,
R-TRIGGER, R-TRIGGER, R-TRIGGER, R-TRIGGER, X, Y.
You will unlock every Secret Car.