Easy Aftermarket Amplifier Upgrades

Upgrading your car's audio system with the best head unit and speakers available will not make much difference in improving sound quality if you're not providing it with ample and clean power. In much the same way that a small four-cylinder engine can have trouble accelerating a vehicle up a steep hill — no matter what electronics it has or tires you put on it — the limited amplifier circuitry in most stock stereos is lacking when it comes to adequately driving speakers.

In most cases, the amplifier built into a stock head unit is barely powerful enough to battle ... Back to article