Traveltiger,
I was wondering if you could let me know what you are using for mud flaps and do they keep road debris off the rig?...
My highly biased opinion is leaning towards the American made DuraFlaps brand; due to a TV trade I'm now happily on my second (somewhat expensive) pair. I am extremely pleased! with both pairs ability towards keeping my running boards And fifth clean).
https://duraflap.com/
They offer 10% discounts for several affiliations (both military and Ford), I don't know about your case. Call them up and enquirer.