Re: best programmer
Yep SCT with custom tune is the way to go, custom tunes aren't just for people who like to go fast. They are WAY better than the canned tunes, totally worth the money. I have one for go and one for tow.
2007 CC, Lariat, 6.0L, TreadWright guard dogs, straight piped out the back, egr delete, blue spring, 6.4 banjo bolts, high idle mod(bcp), bulletproofed, SCT Livewire TS with Drews street runner(under development for high elevation), Innovative, and Vivian's tunes, ww2.