Not Sure Without Looking It Up What It Stands For. But If You Go Down To Duratec Maintenance And Search For: "Tie Rod Ends" For Some Reason It Brings Up A Decent Thread About The DPFE Replacement And It's Location With Pics.
Also You Can Just Search "DPFE" And A Slew Of Previous Posts Will Pop Up That You Can Read Through And Make A Judgement As To What You Need To Do. Good Luck. Post With Any More Questions.
Oh And It Means: "Differential Pressure Feedback EGR"
