The Power FC proudly stands as APEX's answer to the constraints and limitations associated with most piggy-back style fuel controllers. It is a complete, stand alone, total engine management system capable of handling virtually anything thrown in its path. From multiple point fuel and ignition control to VTEC management (Honda applications only) and boost settings (with optional boost control kit). The Power FC is one of the most technologically advanced engine management systems for today's racing cars. The Power FC allows access to every parameter of tuning within the ECU. Installation of the unit is the easiest on the market. Simply switch out the factory ECU and plug in the Power FC. Thats it. Hand Controller Sold Separately.   Additional Information Tuning parameters include : ignition timing/map, air flow meter signal adjustment, injector pulse timing adjustment, acceleration enrichment compensation, fuel/ignition test, ignition cranking fuel adjustment, water temperature correction, and rev-limiter control. All Parameters of the vehicle can be monitored from the display. The optional FC Commander keypad allows complete tuning of the vehicle with easy to use navigational menus.