Harley-Davidson® is celebrating its technological advances in motorcycle sound systems with the high-performance Boom!™ Audio. Built to withstand the harsh motorcycle environment, Boom!™ Audio was developed exclusively for Harley-Davidson® motorcycles by providing both casual music lovers and die-hards a richer, clearer, fuller and more powerful sound than other brands. As a market leader in motorcycle audio, the Motor Company designed a customizable sound system that exceeds the discriminating demands of our audiophile riders. A Boom!™ Audio's sound system can be customized to suit the demands of our most critical-listening riders.