No catching up on races:
     Enter C-VHARD as a profile name.

Slower opponents:
     Enter C-EASY as a profile name.

All cars in garage pimped:
     Press  Up,  Down,  Left, Right, Circle, Square, R2, R1, Up, Down,
Left, Right.

Additional $5,000:
     Press Up, Down, Left, Right, Circle, Left, R2, Up.

Disable police:
     Press Up, Down, Left, Right, R2, Square, Right, R1, Left.

Always first place in street races and success in acquires or retributions:
     Press Up, Down, Left, Right, R2, Left, Circle, Up.

All traffic at full speed:
     Press Up, Down, Left, Right, Square, Right, Circle, Left.

Unlimited nitro:
     Press Up, Down, Left, Right, Square, Up, Down, Circle, Up.