Various codes
Go to options > secrets > enter code. Now type any of the following
codes.
Code - Vehicle:
AERCNU - Baja Buggy
NPDATU - Jet Fighter
FHILLB - Hovercraft
WFDDBU - Tank type
NEWUOT - All Cars
UYNUUR - All Tracks
AUNIPE - All Parts
UZVKFB - All Difficulties