Go to Options then Bonus Codes. Enter the following cheat codes.

Effect:                   Cheat Code:
Get All Cars              XKIMCF 
Get All Tracks            TMYTKO 
Realistic Damage          "Damage" 
Simulation handling       "SIM" 


At the main screen, type in the following code.

Effect:                   Cheat Code:
To get a blow-off valve   markskaife
Submitted by shayne116