Bonus Cars: Start a new race and select the "Begin Career" option. At the "Register" screen, enter "Go Bears!" for Stock cars, or "Go Bruins!" for Formula One Cars. Change Car Color: While racing, pause the game and go to the Race Strategy screen. >From here, press and hold L1 + L2 + R1 + R2 + X + Circle + Select. >From here, press and hold L1 + L2 + R1 + R2 + X + Circle + Select. Master Options: While racing, pause the game and go to Race Standings. Now press Circle + X (you might have to do it once or twice.) An option screen will appear which allows you to change the speed of your opponent, gas mileage, tire wear, and more!
Extra cars: Choose Begin Career and register with one of these names: CHAO BROS Indy cars PEACEFUL OCEAN Stock cars