BishopSound Delta Dual 12" Active Powered Subwoofer 1000w RMS 18mm Bir – Akal Sound
PLANET AUDIO PX12 12� 1000 Watt Flat Car Subwoofer, Single 4 Ohm Voice Coil - Walmart.com
Best Buy: Massive Audio Massive GTX Series 12-Inch 1,000-Watt-RMS Dual 4-Ohm Subwoofer Black Black GTX 124R
JBL 1000 watts dual CS12 subwoofer and box - 2 x CS12 + BX212 from JBL
Dual Electronics DWS12 12-inch High Performance Subwoofer with a 2-inch Single Voice Coil and 1,000 Watts of Peak Power - Walmart.com
Crunch 12 Inch 800 Watt Max 4 Ohm Dual Voice Coil Car Subwoofer Speaker (2 Pack) With 4 Channel 1000 Watt Amp A/b Class Car Stereo Power Amplifier : Target