RX 7: Black Beauty Leave a Comment / Audio, Custom Fabrication, Multimedia / By Ultra Auto Sound A Rare beauty in for a ULTRA sound system. One of the two parts visible. Pioneer App Radio installed. Two JL Audio 8W3v3 subwoofers installed. JL Audio HD 900/5 amplifier used. All focal speakers not visible. Share This:FacebookTwitterEmailLike this:Like Loading... Related