Antenna adapters for Nissan with diversity antenna system to be used with hard wired FM and FMRDS kits two Nissan FM Antenna adapter cables
most Nissan radios require these adapters to use an FM Modulator.
This kid includes two adapter cables. male and female wiring , Plug the Nissan's FM antenna plug into the female end of one cable which will then plug into your interface or Modulator. The output of the modulator plugs to the other adapter cable, which then plugs into your Nissan oem radio.