Very good tip, first off turn your PS2 on, put in Pro Street, load your career, enter "unlockallthings" then press tiangle until the main menu go to career and load it when it says it has been loaded and it has "ok" on the bottom of the box press X and you should hear a slight pause in the music not to long only a few maybe 1 second and go to your garage youll have (what i know forsure) Dodge viper[speed challenge car] Corolla[Drag] Pontiac car [forget name] and nissan 240X [starter car/ grip]