Instructions
Select the "PlayStation Network" tab on the main menu of your PlayStation 3. This tab is the second to last tab on the main menu.
Select "PlayStation Store."
Select the icon of a pencil found in the top right corner of the PlayStation store. This is the "Redeem Code" icon and allows you to redeem any game content codes you receive.
Enter your 12-digit code into the field provided. This code is found on the back of the "Made Men" insert inside of the collector's edition packaging.
Select "Download." The "Made Men" content is downloaded and installed automatically.
Launch "Mafia II." The two new suits can be found in the closet of any in-game house your character owns. The two luxury cars can be found in the garage of any in-game house you own.