Cheats:
Select “EA SPORTS Extras” at the main menu, then “Cheat Codes“, and then enter one of the following codes (case-sensitive!):
Wal-Mart Exclusive car and track
Write WALMART EVERYDAY as a code.
All fantasy drivers
Write RACE THE PACK as a code.
All chase cars
Write CHECKERED FLAG as a code.
EA Sports Car
Write EA SPORTS CAR as a code.