Amazon.com: Dual Electronics BP1204 High Performance 12 inch Car Audio Subwoofer in a Tuned Bandpass Enclosure with Blue illumiNITE LED illumination and Plexiglass Viewing Windows and 1,100 Watts of Peak Power : Electronics
55 Series 10" 2Ω Dual Voice Coil Subwoofer | MTX Audio - Serious About Sound®
Kicker® CompR Dual 12" Subwoofer Enclosure-48DCWR122 | Quality Auto Sound | Western United States