Has a multi-function display that you can dash mount or custom install anywhere in the vehicle. Has a separate remote controller to adjust settings. Uses a SD memory card. Ability to connect to a “Greddy E-manage system” to further tune air/fuel. Meter is analog and displays digital boost #’s, rpm’s and throttle position. Displays E-manage injector maps for air and fuel adjustments. Adjust to higher or lower boost settings. Graphing cfunction. GReddy PRofec e-01 Fits all turbo Evos, WRX's STI DSM 90-99 Talons, Eclipses, and Mitsubishi’s Galant Vr-4 91-92.