Axxess AX-ADTY01 ADBOX Stereo Installation Harness for 2001-Up Toyota/Lexus w/ Amp Vehicles Axxess ADBOX Aftermarket Stereo Installation Harness for select 2001-UP Toyota/Lexus with Amplifier Vehicles Harness is used when installing an aftermarket stereo Connects the aftermarket stereo harness to the vehicles factory harness Plugs into the factory harness without cutting any wires Made from OEM quality materials