Specifically for vehicles equipped with a factory Non-Amplified / Non-Premium / Non-Fiber Optic sound systemPlugs into car harness at radioPower and speakersNo cutting of factory wiring necessary*Includes a separate red wire for the accessory 12-volt switched power. The separate red wire must be run from the aftermarket radio to the vehicle's fuse panel to provide 12-volt switched power*This harness is basic and will not retain R.A.P., factory navigation, factory video, factory amplifier, steering wheel controls, or any other factory features. A separate interface is required in order to retain factory features.