Note: This procedure requires editing a game file; creating a backup copy of the file before proceeding is recommended. Enter the game folder and look for the "music" folder. You can replace the MP3 files in that folder with your own MP3 files.

Pause game play, then activate the following cheats by entering the corresponding codes:

CHEAT FUNCTION - CHEAT CODE
Master code - hardtruckisthebest
Money and license - wininalottery
Unlock all roads - openallroads
Disable mines1 - minesoff
Display hidden containers on map - advancedmap
Press BACKSPACE for free repair - freerepair
Press CTRL + 5 for free recovery - freerecover
Press CTRL + 1, 2, 3, or 4 for more thrust - turbine
Truck select - truckbeyer
Unlimited gas - fillup

NOTE 1: Requires v5.3 or late

Get bullet proof glass, fire protection and reinforced chassis to become immune to police helicopters.