You will need the original game image or disc. Use WinCDEmu (free) to mount the ISO.
To activate your FIFA 08 CD key, follow these steps: fifa 08 cd key extra quality
Right-click the .exe and set it to run in "Windows XP (Service Pack 3)" mode. You will need the original game image or disc
Includes the official product key for a seamless installation. Extra Quality Condition: fifa 08 cd key extra quality