This Kicker subwoofer is the best sounding, loudest bass for the buck. The subwoofer is rated at 300 watt Max/150 watt RMS per subwoofer, has single 4 ohm impedance, high temp coil wire, super rigid injection molded cone with 360 degree back bracing and much more. This Kicker subwoofer is the best sounding, loudest bass for the buck. The subwoofer is rated at 500 watt Max/150 watt RMS per subwoofer, has single 4 ohm impedance, high temp coil wire, super rigid injection molded cone with 360 degree back bracing and much more. 1 Buy = 2 Subs! @[video](rlGR5I8OKcg)