The Mystery Level
Get at least 52 batteries and assault a cop 19 times in the insanity level,stage 2. You'll hear a chime at main menu press c-up c-down(2x) z z R L L c-down c-right FAST. You won't hear a chime this time go to level 5 get 52 batteries in stage 5 and you'll get the code. Its tricky but you'll get it after the first 10 times, don't lose patience.
Extra Bikes
Use Big Game Mode to finish all the races to get 2 new bikes capable of 300mph+
Stages
Stage 2:
At the main menu, press R, C-Right, Z, R, L, C-Up, C-Left, C-Up.
Stage 3:
At the main menu, press R, C-Right, C-Right, C-Right, R, C-Left, C-Down, Z.
Stage 4:
At the main menu, press R, C-Right, C-Down, C-Left, C-Right, C-Right, Z, L.
Stage 5:
At the main menu, press Z, C-Right, C-Down, C-Left, C-Right, C-Right, Z, L.
Insanely Fast Bikes
At the main screen put in Up, C-Left, C-Left, C-Right, Left button, Right button, C-Down, and Z.
Be The Cop
Message: Z, C-Left, C-Down, C-Left, Z, L, R, C-Down.
Insanity Level
At Thrash Mode press C-Up, C-Left, C-Left, C-Right, L, R, C-Down, Z.
Get Scooters
At the main menu press C-Down, C-Right, C-Up, C-Left, Z, Z, L, C-Left.
Turbo Start
Hold down A when the race starts for a turbo start.
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