Kicker DC122 Dual 12" 600W Car Subwoofers + Box + Boss 2000W Mono Amp + Amp Kit NEW KICKER DC12 12" 600 WATT Car Subwoofer Enclosure MAX Power: 600 Watt RMS Power: 300 Watt Final Impedance: 2 Ohm Frequency response: 27 500 Hz