Gyphon and SCT x3 are good programmers, Diablo sport and Edge are decent programmers, Jet/Hypertech/Banks are all bottom feeders in the gas tuning world. The warranty issue depends on the dealer. Talk to your dealer on how it will affect your warranty.

 

Perfect. Exactly what I needed to know. Thanks!

 

I'm closing this thread. Speeds in excess of what the factory deems safe (by people much smarter than myself and probably any of you). If you have problems with this, PM me for more details.