Best Place To Ground a Car Amplifier's Grouding Wire

The best place to fit your grounding wire terminal, is any ware inside your car, as long as it is a excellent metal electrical conductor. Usually, in most car's, the best grounding spot is located behind the carpets in your car's trunk. To make sure you have a good solid grounding connection for you car amplifier, using sandpaper, sand down the metal, were you are going to mount the ground wire terminal. Doing this will remove any excess paint that can act as a insulator, as paint left on the metal will reduce the conductivity of the ground's metal.