2009 Pontiac G8 GXP (A6) 6.2L LS3
U7194 - 9r25 - Diablo Tune

I purchased my Diablo Predator a couple months ago and wanted to run a few tanks of gas through before I made any posts. With that said...here is what I can say:

In short: WOW!

Throttle: The improved throttle response on my G8 alone ...