Customer will receive a selection of 6 tunes depending on vehicle information and its requirements: High Octane Performance Tune, High Octane Tow Tune, High Octane Fuel Economy Tune, Low Octane Performance Tune, Low Octane Tow Tune, Low Octane Fuel Economy Tune. The customer will also have the ability to adjust Tire Size, Axle Ratio, and TPMS. (the device stores your vehicles factory tune file for easy restoration back to the factory settings). Connects to the vehicles OBDII port and has Wi-Fi capability so you can download aFe POWERs custom tunes whenever or wherever you want. Can also be connected to a PC to download aFe POWER custom tunes. Monitor and display critical vehicle data using on-screen, full color customizable gauges. View, capture or download your vehicles data on one device. The SCORCHER PRO Performance Programmer offers the capability to reads and clear DTCs (diagnostic trouble codes).