Metra 70-8215 Wiring Harness for 2005-2006 Toyota Avalon Plugs into oem radio Power 4 speakers Harness is designed to plug into the factory radio Compatible with the 2005-2006 Toyota Avalon Climate control retention Relocate factory radio Integration adapter for vehicles without the premium JBL Sound system Designed to keep the factory radio in the vehicle so the climate control functions are still displayed through the factory display panel