Need for Speed Underground

Enter these at the main menu to unlock various different tracks:-

Unlock all Circuit Tracks - Down, R1, R1, R1, R2, R2, R2, Square

Unlock all Drag Tracks - Right, Square, Left, R1, Square, L1, L2, R2

Unlock all Drift Tracks - Left, Left, Left, Left, Right, R2, R1, L2

Unlock all Sprint Tracks - Up, R2, R2, R2, R1, Down, Down, Down

Unlock Drift Physics in all modes - R1, Up, Up, Up, Down, Down, Down, L1