JBL Stage 122 AM 1000 Watts Peak 12" Single 4 Ohm Car Audio Subwoofer 250 W RMS | eBay
15″ Woofer 1000W RMS 2000W Max Dual 2 Ohm 4-Layer Voice Coils American Bass | eBay
Amazon.com: BOSS Audio Systems D12F 1000 Watt, 12 Inch , Single 4 Ohm Voice Coil, Shallow Mount Car Subwoofer : Electronics
JLD Audio - 15" Subwoofer, 1000 W RMS -Alibaba.com
Boss Audio 8-Inch Dual Voice Coil 4-Ohm 1000-Watt Car Subwoofer (2 Pack) P80DVC - Walmart.com
Amazon.com: 10" Car Audio Speaker Subwoofer - 1000 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 4 Ohm, 50 oz Magnet, 2 Inch
Crunch Crw12d4 12 Inch 800 Watt Max 4 Ohm Dual Voice Coil Car Subwoofer Speaker With 2 Channel 1000 Watt Amp A/b Class Car Audio Stereo Amplifier : Target
SLIM10 Powered Car Subwoofer | Under Seat Car Subwoofer | 300 Watt RMS – TORO AUDIO