Extra Money:
     Press  Down,  Up,  Left, Down, Right, Up, Square, Triangle at the
title screen.

Unlimited Crew Charge:
     Press Down, Up, Up, Right, Left, Left, Right, Square at the title
screen.

Unlimited Nitrous:
     Press  Left,  Up,  Left,  Down,  Left, Down, Right, Square at the
title screen.

Unlimited Speedbreaker:
     Press  Down,  Right,  Right, Left, Right, Up, Down, Square at the
title screen.

Unlock NFS:C Vinyl:
     Press Right, Up, Down, Up, Down, Left, Right, Square at the title
screen.

Unlock Cardboard Box and Driver Vinyl:
     Press Up, Up, Down, Down, Down, Down, Up, Square at the title screen.