Quick start
Press X immediately when "Go" appears during the pre-race countdown.
All tracks
At the main menu, press L1, R1, R2, Square, Circle to unlock all tracks.
All cars
At the main menu, press L1, L2, R1, R2, Circle, Square to unlock all cars.
Unlock next cup
At the main menu, press L1, R1, R2, L2.