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I depends on the options you have at the wheel.
Your best bet is to use your VIN to get the correct part.
It's too late on the weekend at this point most likely but
give Ed a shout at FICMRepair.com - FORD Powerstroke 6.0 FICM Repair, PHP Tuning and Truck Parts
Use there "Contact Us" page and give your VIN and they
can get a price for you. That is how I went and they beat all
the dealerships around here. I don't trust some things from Ebay
and safety equipment is one that I really don't and won't ever trust.