To get any of these codes to work, just get to the Bike Selection Screen and press the to get to the Customize Screen. Now move over to the "Enter Name" Option,access it and put in the passwords for the results shown below:
SPIRAL - Causes the track to spin around.
2064 - Use paper airplanes/WipeOut-style ships in place of cyber bikes.
LINEAR - Wire Frame Mode
XXX - Unlimited Nitros
SPYEYE - Overhead view
NOPANEL - Removes all the meters and text from the screen.
XCHARGE - Receive an extra boost of speed and acceleration.
Written by Zestorm