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You didn't even include on your list the "Best" tuner for the 6.0PSD. It is hands down the SCT XCalII.
The two you mentioned don't even make the list, and both of the tuners in your poll will cause engine and transmission problems in your truck, sooner rather than later.
Marine, I see a trend here in this thread, while I cannot add anything to what has already been said. I will tell you that what they have said is pretty much gospel.
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath
Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.