Amazon.com: Planet Audio BBD12B 12 Inch Car Subwoofer - 2500 Watts Maximum Power, Dual 4 Ohm Voice Coil, Sold Individually, Black : Electronics
Pioneer TS-A301S4 Champion Series12 inch 1,600-Watt Max Single-Voice-Coil 4-Ohm Component Subwoofer - Walmart.com
Amazon.com: Pioneer TS-A300D4 12 Inch 1500 Watts Max Power Dual 4-Ohm Voice Coil A Series Car Audio Stereo Subwoofer Loudspeakers / Free Alphasonik Earbuds : Electronics
Pioneer 12" 1400 W Max Power, Single 4-ohm Voice Coil, IMPP™ cone, Rubber Surround Component Subwoofer BLUE TS-A123R - Best Buy
Audiobank 12 Inch 2500 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 12' Sub X1 | eBay
TS-W3003D4 - 12" Champion Series PRO Subwoofer with Dual 4 Ω Voice Coils and 2,000 Watts Max Power (600 Watts Nominal) | Pioneer Electronics USA
Amazon.com: CT Sounds STRATO-10-D2 2500 Watts Max 10 Inch Car Subwoofer Dual 2 Ohm