So because my outback has the climate controls and radio are integrated into one single unit, and the aftermarket option is well north of $600 combined, I decided to go a different
B&I® - Subaru Outback 2005 2D Dash Kit
ASC Audio Car Stereo Radio Install Dash Kit, Wire Harness, and Antenna Adapter to Add A Double Din Aftermarket Radio for 2005 2006 2007 2008 2009 Subaru Legacy + Outback with Manual Climate Control