Gravity 12 Inch 3000 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 12" SUB X1 Bundle - Walmart.com
Amazon.com: Massive Audio SUMMOXL124-12 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 12" Subwoofer 1500 Watt RMS, 3000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
Amazon.com: TORO TECH – Force 12, 12 Inch 1500 Watts RMS – 3000 Watts MAX – Dual 4 Ohm 3 Inch Voice Coil, 12” Car Audio Subwoofer for Cars, Trucks, Jeeps, Boats,