The JET V-Force Plus optimizes ignition advance and fuel maps for optimum horsepower and drivability. We provide all the wiring diagrams to make it an easy DIY installation. Most installs take less than 30 minutes. There are several different screen mounting options included also. The software program allows the user to select from 14 different screens to monitor throttle position, mass air flow, manifold pressure, fuel economy and air/fuel ratio.