Another one ($589):
http://www.raceandstreet.com/h2predator/
Self-governing handheld programmer for uncompromised performance
Improves timing and fuel curves
Allows fine tuning adjustments to timing and fuel curves of DiabloSport tune
Adjusts speed limiters
Adjustable rev limiter for a broader power band
Eliminates skip shifts (CAGS) Adjust speedometer for gear and/or tire diameter changes
Adjust shift points in vehicles with automatic transmissions, and increase line pressure for quicker, firmer, more precise gear changes
Ability to re-tune vehicles after factory re-flash of PCM
Predator flash tool allows custom tuned downloads
Multi-vehicle diagnostic tool with live data monitoring and fault code scan/erase capabilities.
--------------------------------------------------------------------------------
Hummer H2 Diablosport Predator Programmers
Price: $589
2003 Orange H2, Viper Responder Alarm, Audiobahn Sound, 325/65R20 M/T tires on order from Toyo, 20" Monsta Wheels, Rosen Video