How do you make the aftermarket cdi unit work on a Yamaha raptor 350?

To make an aftermarket CDI unit work on a Yamaha Raptor 350, first ensure that the CDI is compatible with your specific model year. Disconnect the stock CDI and connect the aftermarket unit, matching the wiring harness according to the installation instructions provided. Secure all connections and ensure proper grounding. Finally, test the ATV by starting it and checking for any performance improvements or issues.