Night Racing:-
On the Loading Screen, press and hold A + X + Y + Z, and press Start to
race in the dark.
Night Driving Off:-
Perform the same code on the Loading Screen.
Full Options:-
In Grand Prix Mode, enter the initials XYZ. This will enable all ten
tracks in Arcade Mode, and turn on sixteen drones in Practice Mode.
Amazon Falls Hidden Path:-
Pass the first hill, and slow down near the top of the second hill. Go
through the road block to the right to find the hidden path