Invincibility- Input Down, Left, L1, Left, Right for your password.
Get Special Weapons- Input Triangle, L1, Down, Triangle, Up for your password.
Get Memory Card to Activate- Press Start 5 times for the password. Start your game and the option to save will appear when leaving the option menu.
Get Napalms for All Pick Ups- Input Right, Left, R1, Right, Circlefor your password.
Get Remote Bombs for All Pick Ups- Input Up, Right, Down, L1, Triangle for your password.
Get Power Missiles for All Pick Ups- Input Down, Down, Circle, L1, Left for your password.
Get Homing Missiles for All Pick Ups- Input R1, Right, Left, R1, Up for your password.
CPU will Only Shoot Player 1- Input Right, Triangle, Right, Triangle, L1 for your password.
CPU Allied Vs 2 Human Opponents- Input Down, Down, Right, Right, Down for your password
Absolutely No Health And Weapon Power-Ups- Input Circle, Start, Left, L1, Start at the password screen.
CPU Cars Target Human Opponents Only- Input Right, Triangle, Right, Triangle, L1 for your password.
CPU Cars Don't Get Health Pick Ups- Input L1, Left, Right, Circle, Right for your password.
Slippery Tracks- Input Down, Triangle, Down, L1, R1 for your password.
No Health in DM or Tourmanent- Input Down, R1, Down, Start, Circle for your password.
Get Sweet Tooth- Input Start, R1, Right, Right, Left for your password.
Get Super Axel as a Playable Charater- Press Up, Right, Down, Up, L1.
Get Moon Buggy- Input Start, Triangle, Right, L1, Start for your password.
Get RC Car- Input Up, Down, Left, Start, Right for your password.
Get Crusher- Input Down, R1, Right, R1, L1 for your password.
Get Minion- Input Triangle, L1, L1, Left, Up for your password.
Get Super Thumper- Input Circle, Triangle, Start, Cicle, Left for your password.
Get Super Auger- Input Left, Circle, Triangle, Right, Down for your password.
Get Super Slamm- Input Right, L1, Start, Circle, Start for your password.
Get Sweet Tooth- Input Start, R1, Right, Right, Left for your password.
Get Deathmatch Levels- Finish a tournament mode level then save the game to a deathmatch level. Each will get you a new level.
Get Bosses- Use any character to finish the game and watch the end movie. After that the bosses will be unlocked.