Mine isn't as bad as the opener, but it's pretty lame. I run small diameter dual exhausts w/h-pipe and a S&B intake kit. I keep the MAF clean, but the truck has much lower torque.

Chevrolet, Camaro Z28, 2002, A4, 2.73 (SLP FlowPac, Hooker Cat Back)
Predator U7198
Rev. 2.13

So far, I have very much enjoyed the results from the Predator, but I have a few questions that must be specific to my application. I already read the manual and the GM parameter page and I also did a ...

Thanks for the quick reply. Can't wait to order mine.

I was considering ordering a Diablo for my 02 2500HD/8.1L/Allison. What kind of results should I expect? Truth be told, the most frustrating thing about the truck is how the thing 'manages' the power. A truck with an engine that big should lay down four black stripes whenever I choose. Thanks