What do I need to install an aftermarket car stereo?
What do I need to install an aftermarket car stereo? However, purchase the correct aftermarket wire harness and antenna adaptor if needed. All other aftermarket car stereo installions will require a kit, wireharnes and antenna adaptor if needed. Splice aftermarket wire harness and aftermarket car stereo mate to factory wire harness. Antenna adaptor mates to factory antenna lead. Do you need an amplifier for an aftermarket audio system? Many factory audio systems have an amplifier seperate from the stereo. If you have no audio, you need to connect the "Blue". Amplifier trigger from the aftermarket stereo to the "Blue "...