Enable Street rocket:
Win the Gold with any car in the Novice championship.

Enable Taxi:
Win the Gold with the street rocket in the Amateur championship.

Enable Pick-up:
Win the Gold with the taxi in the Pro championship

Enable Ambulance:
Win the Gold with the pick-up in the Legend championship.

Enable Baja Buggy:
Beat the Destruction Junction track with the best time in Time Trial mode using the Street Rocket car.

Enable Rag Top:
Beat the Alpine Ridge track with the best time in Time Trial mode using the Baja Buggy car.

Enable Blue Demon:
Beat the Seascape Sprint track with the best time in Time Trial mode using the Rag Top car.

Enable Hatchback:
Beat the Terminal Impact track with the best time in Time Trial mode using the Rag Top car.

Enable Low Rider:
Beat the Metro Challenge track with the best time in Time Trial mode using the Rag Top car.

Enable Woody Wagon:
Beat the Bayou Run track with the best time in Time Trial mode using the Rag Top car.

Enable Hot Rod:
Beat the Sunset Canyon track with the best time in Time Trial mode using the Rag Top car.

Enable Police Car:
Beat the Midnight Rumble track with the best time in Time Trial mode using the Hot Rod car