HIPPOXL152R - 15 inch Subwoofer | 3000 Watts RMS Dual 2 Ohm 4" V.C. Mega Subwoofer
Amazon.com: Dual Electronics BP1204 High Performance 12 inch Car Audio Subwoofers in a Tuned Bandpass Enclosure with Blue illumiNITE LED Illumination and Plexiglass Viewing Windows and 1,100 Watts of Peak Power : Electronics
CAB Ultra 15" inch DVC Dual 2 Ohm (Ultra Series) Car Subwoofer 1500 Watts RMS
Alpine S-DB8V-TRK Halo Series 8" ported dual subwoofer enclosure with two 8" S-Series subwoofers at Crutchfield
Amazon.com: New Dual DLS12 12-Inch 875 Watts 4-Ohm Car Audio Power Subwoofer Sub DLS-12 : Electronics
Dual Electronics DWS12 12-inch High Performance Subwoofer with a 2-inch Single Voice Coil and 1,000 Watts of Peak Power - Walmart.com
Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
RX2 12" 200W Dual 4-Ohm Subwoofer - Phoenix Gold
Dual XNBP12D Bandpass enclosure with two 12" woofers at Crutchfield