if you cant find a local member, i would go to Brian at Intense-racing over any other vendor(currently)
i know its in Ohio but its worth it. If you have basic mods a DHP 1.0 should be just fine. The 1.0 is available through the W-body store.
the problem no one seems to understand is it somtimes takes days of street driving and scanning to get a solid tune. its nothing you can do in a parking lot in 5 minutes, not to mention if somthing goes wrong who takes the blame?
i think we should make a sticky about this