Smash Mouth car
At the Press Start screen, press Square, Square, Square, Triangle, Circle, X.



Kurt's Spy Car
Enter Square(3), Triange, Circle, X.



All tracks
At the Press Start screen, press R2, L2, Circle, Circle, Square, Square.



All cars
At the Press Start screen, press R2, L2, Square, Square, Circle, Circle.



Unlock Bonus vehicles
Enter SMASHMOUTH .

All cars at start screen press
R2 L2 SCWAR(2)OO

All tracks
R2 L2 O O SCWAR(2)