WELCOME TO OUR ONLINE STORE. J&M Audio XXRK Extreme 4 Speaker & 700w Amp Kit 2014 & Up Harley Street Glide. You are purchasing a new J&M Rokker Extreme Series 4 Speaker and 700 Watt XXR 4 Channel amplifier kit that has been design specifically for use in the 2014 and Newer Harley-Davidson Street Glide […]