STEREO SYSTEM AND UNDERBODY LED LIGHTS. I ADDED 8 4" KICKER MARINE GRADE SPEAKERS AND 60WATT LED UNDERBODY LED LIGHTS. I HAVE A SECOND BATTERY, ALPINE 600 WATT AMP AND A PIONEER DECK!! [nomedia="http://www.youtube.com/watch?v=inqvY14TJHo"]YouTube- Broadcast Yourself.[/nomedia]