so I'm new to this custom tuning. I have a 04 cummins that went from a worker to a go fast truck mods are as listed 100hp injector fass 150 fleece cp3k soon going to a 10mm stroker s366 s7b head studs still babying the stock tranny for now gotta get some more funds put together but I wanted to do my own tuning still learning about it bit off a tad more than I can chew seeing as I have no idea what half this stuff is and I don't wanna break the truck but looking for some advice after trans is built in a few months I wanna try and make a 600hp+ daily driver I plan on doing the coolant bypass valve springs and pushrods when I send the trans out any opinions if I can achieve 600hp+ with current mods that's with stock cp3 for right now and some advice on tuning please and thank you huys have said this is pretty much efi live for the 03-05 trucks and way ahead of times on smarty