Stage 2 audio kit for 1998-2013 Harley-Davidson Street Glide and Electra Glide motorcycles: includes receiver, fairing speakers, and 4-channel amp Ready to upgrade the factory stereo system on your 1998-2013 Harley-Davidson® Street Glide® or Electra Glide®? Go big with this Rockford Fosgate Stage 2 kit. Designed to fit your Harley, it features a rugged digital media receiver, fairing speakers, and a compact, weather-resistant 4-channel amplifier with an user-friendly amplifier kit. It's an awesome upgrade for your Street Glide.