Sony 16 PIN Wiring Harness for WX-GT80UI, CDX-GT575UP, MEX-BT4100P, CDX-GS500R, WX-GT90BT, CDX-GT570UP, MEX-BT3100P 16 PIN Wiring Harness for Select 2013 Sony Radios Pre-stripped wires make installation easy Compatible with the following Headunits: WX-GT80UI CDX-GT575UP MEX-BT4100P CDX-GS500R MEX-GS600BT CDX-GT710HD WX-GT90BT CDX-GT270MP CDX-GT570UP MEX-BT3100P CDX-GT470UM