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I personally went with a Dyno Tune but alot of people I know really love the Diablo Sport Predator. Excellent programmer from what all these people and shops have told me. People with automatics will benefit from these even more because you can firm up the shifts on top of raising the -rev limiter- (Both) trans.
So I would at least look Into It. Best of luck
**Oh, Also I heard you can see anywhere from 15-25 Hp depending on the application~ Just what I've heard.
Last edited by Vetteoholic; Jan 14, 2007 at 07:29 PM.
If reprogramming can achieve a 15 - 25 HP gain over stock, why doesn't GM apply that programming at the factory before delivery? Is there a down side to reprogramming such as too lean fuel mixture, burnt valves, etc?
If reprogramming can achieve a 15 - 25 HP gain over stock, why doesn't GM apply that programming at the factory before delivery? Is there a down side to reprogramming such as too lean fuel mixture, burnt valves, etc?
I have used the Predator and it worked for everything I needed. I just happen to have one for sale that is designed for the 2004 models. Check out the dialogue in this thread: