Wire Frame Mode
At the Main Menu, press C-Up, Z, C-Down, C-Left, C-Up, Z, C-Down, C-Left.
Unlimited Turbos
At the Main Menu, press C-Right, Z, C-Up, C-Down, R, C-Left, Z, C-Right.
Race at Night
At the Main Menu, press C-Up, C-Up, C-Down, C-Down, C-Left, C-Right, C-Left, C-Right.
Mirrored Tracks
At the Main Menu, press Z, R, Z, Z, R, Z, Z.
Stealth Mode
At the Main Menu, press C-Left, Z, Z, C-Up, C-Left, R, C-Down, C-Up.
TowJam Car
At the Main Menu, press C-Up, C-Down, Z, R, C-Left, C-Right, C-Up, C-Down.