Ok here's the details ..... i've got a 07 6.0 auto with a superchips flash tuner and on this day i had it on the high performance tune ...... my cuz on the other hand has a 98 24valve cummings with edge juice and attitude with a 5inch turbo back and a intake and he's always dogd me about buying a powerstroke ..... so we finally lined em up today when we first took off it was preaty even but when i finally spoold up i was gone ended up gettin it by about half a truck ...... needless to say when we got back to our hang out spot he's already talken bout 150hp injectors :hehe: !!!!