Stereo Wire Harness Ford F-150 (excluding NAV) 11 2011 (car radio wiring installation parts) Aftermarket Radio / Stereo Installation Wire Harness Connects directly into vehicle harness (minimum or no cutting or splicing of factory wires) Professional wiring harness (EIA color coded to match the aftermarket wiring) Might require manual connection of the ignition power wire on some vehicles Designed for factory non-amplified systems. Should also work with factory amplified (separate harness needed to retain factory sub if equipped)