Stereo Antenna Harness Adapter for Installing a New Radio Into a Subaru, Legacy and Outback, 2005, 2006, 2007, 2008, 2009 Antenna adapter for installing a new Radio into a SUBARU LEGACY and OUTBACK 2005, 2006, 2007, 2008, 2009 CarXtc adapter plugs directly into the antenna wire beyond the radio found in a LEGACY and OUTBACK Plugs directly into your vehicle radio antenna harness behind the factory radio. Antenna adapter is needed for your SUBARU LEGACY and OUTBACK 05, 06, 07, 08, 09 If installing an FM modulator you will need this and the reverse antenna adapter