Metra 71-1721 Reverse Wiring Harness for 1998-up Honda/Acura Vehicles Factory Radio Plugs into oem radio Power 4 speakers Reverse wiring harness for select impala and monte carol vehicles For select 1998-2007 Honda and Acura vehicles Plugs into OEM Radio Power/4 Speaker 20-pin connector Can be used to repair a harness where the plugs have been cut off or damaged