Now you can replace your cracked or deteriorated Door Courtesy Light and Speaker Wire Harness professionally with this perfect reproduction from Scott Drake. This 1966 Mustang Door Courtesy Light and Speaker Wire Harness is just like the original, with authentic styled grommets, plugs, connectors, and braided loom. This is a dire ct plug in for the under dash door light switch. Comes equipped with the wiring and connector for the door speaker, plus an addition wire for the Deluxe Remote Mirror Kit with LED Indicators (C5ZZ-17696-LED). This is a complete harness for one door. Note: Also required when doing a Pony Interior conversion.