Pause the game during a race, then type:

Code	Result
machthree	600 km/h super car
impact	Unlimited ammo in deathmatch mode
clementine	Free choice in starting league
overkill	Enable weapon mode in championship
mccoy	Animated switches in menus
likepamela	Tuning phase 5 for all systems
liselotte	All additional systems at 99
nalice	All cars
alloff	Cheat mode off