By no means am i a Mechanic, But theres so much we can do to our Trucks if we have the right Publications.
One very financially and Smart Investment is all the Ford Factory Service Manuals. I saved Thousands by doing the work on our EX myself. THE BEST $170 I've Spent.
I used my son's first Laptop, I pulled it out of our Garage Sale Crap, An to my surprise it still worked
"""I kid You Not""", I was quoted around $5 grand by a Bullet Proof Diesel authorized shop here in Vegas to do the Ext. Oil Cooler and EGR Delete
If you can Read you can do so must to your Truck
Plus the PRIDE factor of doing it yourself.