American Terminal AT1776 70-1776 Wire Harness to Connect an Aftermarket Stereo Receiver to Select 2003-2007 Ford, Lincoln and Mercury vehicles with navigationProduct Features: Retains OE Subwoofer Amplifier Retains Rear Seat Entertainment Retains NAV Wires: VSS and Reverse Retains Steering Wheel Control Wire (grey/red) Authorized Internet Dealer 1-year Manufacturer's Warranty Compatible Models Ford 2006 - 2007 Escape with OE Navigation 2003 - 2006 Expedition with OE Navigation Lincoln 2003 - 2006 Navigator with OE Navigation without THX Mercury 2006 - 2007 Mariner Hybrid with OE Navigation