For many car audio systems, a Big 3 upgrade can vastly improve your vehicle’s electrical system. Amplifiers, subwoofers, speakers, and other components pull power and can stress your electrical components. An upgrade will allow more current flow to all of your stereo components, improving your electrical system by ensuring more consistent voltage. This upgrade entails replacing the three main cables in your electrical system with 4 gauge or 1/0 wires.
Adding a subwoofer and amplifier to a sound system is the primary way do add range and depth to your music. High quality speakers can’t reach their full potential without the necessary amount of power.
Despite the intricacies of electronic circuitry, wiring the system elements together is relatively simple. As long as installation is followed to the letter with safety precautions in place