Hogtunes NCA 450-AA 200 watt 4 Channel Amp Kit for 2000-2013 Harley-Davidson Touring models - 4405-0338 Audio solutions for the great American cruiser.The amplifier mounts inside the fairing on top of the radio.Will work with all 2-ohm models of Hogtunes replacement speakers.Includes all required wiring which is 100% plug-and-play and hardware to secure amp Designed for use with King Tour Paks and rear speaker boxes and with factory radio.