At the mode selection screen, press Down, Left, Up, Right, X, Y, L, R to unlock a fourth color set. Alternately, successfully complete expert mode.
To unlock the Beelzebub Buggy, finish expert mode in first place.
Achieve 100% on the level checker when building your car to gain acess to the Jet Buggy.
At the mode selection screen, press Y, X, Right, Left, Right, Left, Down(2), Up(2). Alternately, successfully complete expert mode in first place with the Coyote.
Random weather in time attack mode
At the mode selection screen, press R, X(7), Y(7).
At the mode selection screen, press Left, Right, Down, X(4). Alternately, achieve 100% on the level checker when building your car.
To unlock more Expert races, finish Expert mode with the Beelzebub Buggy on the Championship difficulty level.
Finish a racing season in Expert mode to unlock a third color scheme for the vehicles.
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