Test Drive Off-Road 3 cheats, and Codes for PSX.
Enter any of the following as your name:
Hidden Cars & Tracks
Take gold in all World Tour divisions to unlock the hidden tracks in World Tour and Arcade mode as well as hidden vehicles in Arcade mode.
New York Shortcut
There is a movie theater in the New York track where you can ram the front glass.
Travel straight through it and come out the other side.