Brand new high performance ECU for your Polaris Ranger 700. New unit comes with easy to use software that allows you to change fuel and ignition parameters. This new unit has up to 9 adjustable settings for various RPM points for a custom map, adjustments are possible between +80%/-30% of the stock fuel map, and +32/-10 degrees of ignition timing at various RPM points. Factory condition is easy to return to if desired with just a few clicks with this unit. This unit is a direct plug-and-play replacement for fast and easy installation.