Introducing our newest multi-brand RetroRadio kits with the choice of automatic volume control or a mute function. These new kits support more radio brands, have a lower price, easy plug-in connections for your aftermarket radio harness, and engineering improvements for increased stability.
Unlike our competition you will not need to cut factory switch wiring or do any complicated programming and we stand behind them with our famous limited lifetime warranty!
BOOM audio amplifiers DO NOT work with non Harley Davidson Radios
Note - Please see this tech bulletin regarding new Sony radios that have a built-in steering wheel control function - Sony Radio SWC Disable.pdf