Diablo. Gains of 15+ rwhp on stock or mildly modified cars, 30+ on the GT500. Includes pre-loaded programs for different octane fuel as we as options for modifications like air intakes. You can also adjust the following parameters in the car - Timing table (+10% / -40%), Fuel table (+40% / -15%), Idle (+/- 20%), Timing adder -6 degrees /+4 degrees, Speed Limiter, Rev Limiter, Re-Calibrate Speedometer for Gear and Tire Size Changes, Shift Points, Cooling Fan. Predator also includes diagnostics, trouble code reading, data monitoring, and high speed logging capabilities. I got this tuner from the prior owner of my GT and I just updated to a newer tuner and Mustang Magic unlocked this tuner to my car. So anyone can use it for their mustang. Make me a offer and you can have it... CALL 631 806 5633