Superchips Flashpaq packs a punch with impressive gas and diesel tuning coverage. You'll experience improved horsepower, torque, and fuel economy across our industry-leading handheld tuner with extensive vehicle compatibility. The Flashpaq eliminates excessive downshifting, delivers consistent power throughout the RPM band, and creates a remarkable difference in performance. Configure your vehicles to review specific gains, tire and gear calibration options, and additional features. The high-definition 2.8" color screen features a redesigned graphic interface for better usability, while increased memory and a faster processor improve tuning and updating speed. Choose from Economy, Towing, Daily Driving, and Extreme performance tuning modes to optimize your driving experience. Additional features include speedometer correction for tire size and gear ratio changes, adjustable speed and rev limiters, customizable shift points and firmness, TQ management, vehicle parameter monitoring, diagnostic trouble code capabilities, and internet updates via USB with all-new software. - Vehicle Compatibility: Fits 1999-2019 F250, F350, F450, and F550 Super Duty.