Diablo Tuner
#1
Diablo Tuner
I was just curious for those of you with Diablo Tuners how you have yours programed and what kind of horsepower increases you have seen. I have one on my 99 f-150 5.4 but i havent' really played with it a whole lot i don't really have the time. Joust wanted to know how everybody had there's programmed.