X4 Power Flash Programmer Features -Available for most 1996-2014 Ford & General Motors Vehicles -Adds Horsepower & Torque in Minutes! -Full Color LCD Display -Built-In WiFi for Easy Updates -Pre-Loaded Dyno Proven Tune Files -Stores up to 10 Custom Tunes -High Speed Data Logging / Monitoring -Reads / Clears DTC Trouble Codes -User Adjustable Vehicle Parameters -NEW Compact Design (2.75 wide x 5.5 high) MORE PERFORMANCE! SCT's Pre-Loaded Dyno Proven tune files optimize the vehicle's Air / Fuel Ratio, Engine Timing & Fuel Curves for Maximum Performance while maintaining OEM reliability & drivability. IMPROVED TOWING! Whether towing a fully loaded race trailer or a 5th Wheel Camper, SCT's Towing tune files add the perfect mix of Horsepower & Torque to help make hauling loads easier. INCREASED MPG! SCT's Performance & Towing tune files not only optimize the vehicle for Maximum Performance, they often INCREASE the vehicle's FUEL MILEAGE PLEASE NOTE: If adding custom calibrations allow 1 additional business day for order to ship.