2) NEW POWER ACOUSTIK MOFO-154X 15" 6000W Car Audio Subwoofers Subs MOFO154X NEW PAIR POWER ACOUSTIK MOFO-154X 6000 WATT 15" Car Subwoofers Max Power: 3000 Watts (6000 Watt PAIR) RMS Power: 1500 Watts (3000 Watt PAIR) Impedance: 4 Ohm Dual Voice Coil