DRUB - No-damage
DREAD - Unlimited ammo
DRAG - Unlimited turbo
DRINK - Rocketfuel
DRUG - Mushroom effect
Type these while at the menu:
DROOL - Get $500000
DRAW - Get $1000
DROP - Drop 10 points
DRIVE - Get 10 points (Full version only)
Cheats (Shop Scenes)
During the shop scenes, type the following: Gain 10 ranking points - DRIVE Lose 10 ranking points - DROP Gain 1000 dollars - DRAW Gain 500000 dollars - DROOL
Duke Nukem's Armor
Enter your name as Duke Nukem to get armor equal to what Duke Nukem has in the game.
Cheats (Race Scenes)
During the race scenes, type the following: Invulnerability - DRUB Infinite Ammo - DREAD Infinite Turbo - DRAG Rocket Fuel - DRINK Poisonous Mushroom - DRUG