Kicker 08S12L54 Solo-Baric L5 12-Inch 300mm 4-Ohm DVC Subwoofer 12-inch Solo-Baric L5 subwoofer Vacuum-formed, ultra-rigid design with vented 360-degree back bracing 600 Watts RMS (1200 Watts peak) power handling with 4-ohm impedance 20-100 Hz frequency response One-year limited warranty