There are many universal kits that can be purchased. You can also use a wiring harness. You will need the ford keys or pins to remove your factory unit.
First take out the original radio and when putting the cd player in, just match up the color coordinated wires without letting them come in contact with each other.
You'll need a basic understanding of electronic work, some spare cables and some wire strippers. As you'll be running the cables from the inside of the cab to your fuse-box.