J&M Audio 500 Watt ROKKER 4 Channel Amplifier Kit 2014 & Newer Harley-Davidson Street Glide with four Speakers - JAMP-500HC14-SGP Designed specifically for use with Harley-Davidson HK radio Full range class G amplifier 125 watts RMS per channel X4 channels (500 watt total) driven continuous into a 2 ohm load @ 14.4vdc, 70 watt RMS continuous X4 channels into a 4 ohm load Amplifier mounts to the custom made stainless steel bracket system to provide solid and secure mounting inside the fairing Custom made plug-n-play wiring harnesses are included with this amplifier kit