Thank you both for your responses. I think I was just over thinking it a bit too much because of the flag list in a particular xdf was so huge. I've compared a few side by side and I'm just going to...

Hi all. Thanks in advanced for any help.

86 Trans am, no mods yet. Will be doing 6E bin, EGR, headers and smog pump delete to start

Over the last month I've been reading and learning about gm...