Type in as names the following cheats:

 NIKITA   - Unlocks bonus cars
 BIGWOLF  - Unlocks all cars in beginner mode
 OELITA   - Unlocks all cars in pro mode
 POOLWOOL - Unlocks all cars in expert mode
 YXINYEDO - Unlocks all difficulties and tracks
 SHALEA   - Unlimited energy

 By ByteBuszta, ByteBuszta@icecheat.de