Your friends just wasted your $ imo but if your butt dyno think there was a small difference then that's all that matters.
Originally Posted by texastwister
Haha everyone here always hates on these. I put one on my truck right before I put my cai on and noticed a small difference, and then of course a big one with my AEM cai. If you have the extra money then why not? If your kinda tight on cash then I would pass it up. I had the money and was told by my friends that work on cars that they would give a little more umph to the mid and low range power.