Originally Posted by 03 svtvenom
Mike at 5* told me that this isn't true. I emailed him awhile back and he said the 13's don't make anymore power then the 11-12's.
Well what's true is mikes tune may not.... Bigger turbos everything else the same. Mike does not have the most powerful tunes. They are ok but others seem to be able to get more safe power. Unless mike says stock they are the same. If so, it makes my point.