a trip to the local ih dealer could likely get you the results you want. quite often small upgrades in power can be made by the dealer, simply with them playing with the programing.
the fleet; ferds ,02'f350,01'f450, 11' f350 the generals ,82'2500, 82'2500 4x4, 82' blazer, 86' blazer ,93'3500, 96'3500, and a 99' 3500hd with 12 valve cummins power. the goats, 90'd250, 91'd350 4x4, all are diesel powered. a list of bigger stuff, as well as gasser's, got lucky, wife comes from a family that collects junk iron too!
There are afewboxes out there for MD trucks too.Also since it is very similar to a Powerstroke,some of the low buck PSD mods should work like a 10k resistor mod.
Mine: 91 F250 Reg Cab 4x4 5spd 7.3IDI 4.10LS 145,000 miles. Banks Sidewinder 92 D60 F axle w 97 brakes and Powerlock. Lift: about 4" over stock 250. 33x12.50x16.5 Pro Comp MTs Magnaflow 12" muffler. Sees dirt everyday. Used to haul hay, wood, feed cows, check fence.
Hers: 96F250 CCSB 7.3 PSD 4x4 5spd 3.55 LS 190,000 miles. Puchased 7/03, Looked for a 5spd CCSB for a year!Dana 60 front axle, at stock F350 height (for now) Energy Poly bushings, Bilsteins, 305/70/16 Pro Comps on 16x10 Weld Outbacks, AFE Pro7,TYMAR 3x3.5x4 downpipe,TYMAR 5" straightpipe, gutted EBV, IH Non EBV pedistal,New Alliant AC Injectors,(stage 1)Cal reg kit, SBC Con O clutch, permenent clutch bushing fix, AC mod with a different twist, AMP Powersteps with custom brackets and wiring(one of 2 OBS trucks with them according to AMP) Line of Fire. Sees dirt everyday.
My Company pickup: 86 F250 6.9 C6 320,000 miles Co trucks 5 89 to 94 IDI's, plus about 50 more diesels.
Diesel Mechanic 34 yrs Maintenece Manager 23 yrs