This Hifonics BRUTUS Gamma BG Series Monoblock Super D Class Amp delivers a maximum of 3,300 watts for serious power for your car's subwoofer. The Super D Class design employs high-speed microprocessors with proprietary D/A conversion algorithms to efficiently control the current consumption. At very high listening levels, this Super D Class amp has lower distortion, higher current efficiencies, and less heat than conventional D Class amp designs. Plus its Ultra-Fi MOSFET technology is designed for music production vs. just electronics output power. This produces very musical high power with high efficiency for cooling and minimal distortion. For serious power for your car's audio system, choose Hifonics' "Power from the Gods."