FIERCE 12S, 12 Inch 1000 Watts RMS – 2000 Watts MAX – Dual 4 Ohm 2.5 Inch Voice Coil, 12” Car Audio Subwoofer for Cars, Trucks, Jeeps, Boats, Off Road with Hard Hitting Bass (Sold As Each) - Newegg.com
CERWIN VEGA ST124D Stroker 2000 Watts 4 Ohms/1000Watts RMS Power Handling Max 12-Inch Dual Voice Coil Subwoofer | Subwoofer, Car audio, Speaker box design