Power Commander PCV Electronic piggyback fuel controller for Ski-doo 800R Etec allows fuel management for making more power. This controller makes fuel control for porting, pipes, and power adders simple and changes can be made easy with a USB cable to your laptop. We have mapping available for our porting package and it has been very successful on other engine builders porting. This is a plug and play unit with no wire cutting or splicing. The PCV comes with the Software and USB cable and installation instructions.