At the 'Main' menu hold L1 + R1 and enter the following codes to unlock the corresponding effect. If you enter the code in correctly you will hear a sound as confirmation.
Unlock Turbo Track and 3 Bonus Arenas:
Press Right, Right, Left, Triangle, Right, Down, Down.
Display Turbo Counter:
Press Triangle, Down, Down, Circle, Up.
Unlock Infinite Bombs:
Press Triangle, Right, Down, Right, Up, Triangle, Left.
Unlock Infinite Wumpa Fruit:
Press Down, Right, Right, Down, Down.
Added by: Sanzano Jan 30th 2007, ID#14155