Custom car audio often requires adding amplifiers, processors, and other devices to the vehicle’s electrical system, which puts a greater strain on the system. Upgrading the electrical system is necessary to support these new additions. It is important to understand the basics of a vehicle’s electrical system before deciding which upgrades are needed. This video is sponsored by AudioControl. Car Audio Fabrication focuses on teaching how to master car audio, design, build, and install an ideal car audio system.