Enter the options menu, choose the “Secret Codes” selection, then enter one of the following codes to activate the corresponding cheat function. Note: Either of the codes will only work once per profile.

$10,000

Enter $EDSOC (contains the letter “O”) or %%$3/” as a code.

Die-Cast Lexus IS F car

Enter 0;5M2; (contains the number “0″) or 0;6,2; (contains the number “0″) as a code to unlock the Die-Cast Lexus IS F car.

Die-Cast Nissan 240SX (S13) car

Enter ?P:COL (contains the letter “O”) or @/;#/+ as a code to unlock the Die-Cast Nissan 240SX (S13) car.

Die-Cast Volkswagen R32 car

Enter !2ODBJ: (contains the letter “O”) or !3/$”): as a code to unlock the Die-Cast Volkswagen R32 car.

NeedforSpeed.com Lotus Elise car

Enter -KJ3=E or .+)3>$ as a code to unlock the NeedforSpeed.com Lotus Elise car.

I have not found any legitimate trainers or cheat codes. Beware of downloading the current trainers as those that I have found turned out to be viruses.

If You find a real cheat code please leave a comment.