Bonus cars: Select the San Francisco Drag Race and use the Dodge Concept Viper to set a new time record. Then, enter SOUNDMAX as a name at the high score screen. The Jaguar XK-R "SoundMAX SPX", Jaguar XK-R "Analog Devices", and the Aston Martin DB7 "SoundMAX SPX" will be unlocked. G4 TV car: Select the San Francisco Drag Race and set a new time record. Then, enter KQXYKGVY as a name at the high score screen. The G4 TV Viper will now be unlocked