I like the DP tuner very much. I mainly use the 80hp econ. Unloaded I see about 13-14 mpg and any where between 9 - 12 mpg. My 4:88 axle does not help. I normally tow using 60hp tow. I never see EGT's near 900 degrees.
Lou
I have a DP F5 with the following:
POS 0= No Start
POS 1= Stock Tune
POS 2= 60HP For highway driving (Non Towing)
POS 3= 80HP Economy daily driver (Non Towing) better for stop and go traffic
POS 4= 40HP Tow Tune (Up to 15K in weight)
POS 5= Decel Tune
POS 6= 60HP Tow Tune (Up to 13K in weight)...