How to install SHOUTcast 2?
SHOUTcast 2 is available in the official Kodi repository which is included by default in Kodi. You can install this addon by going in Kodi to System >> Settings >> Addons >> Get Addons >> XBMC.org Addons or Kodi.tv Addons
About SuperRepo and SHOUTcast 2
SuperRepo does not maintain SHOUTcast 2. We only provide an automated index for Kodi users to have easy access to SHOUTcast 2 and other addons for Kodi. We are not affiliated with the developers (Tristan Fischer (sphere[AT]dersphere.de)) and do not provide help for this particular addon.