Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
Monolith by Monoprice M-IWSUB82 Dual 8in In-Wall Subwoofer - Monoprice.com
Focal Sub 10 Dual 10" Subwoofer, Dual 4-ohm Voice Coil, 250w Rms - 500 W Max : Target
Amazon.com: New Dual DLS12 12-Inch 875 Watts 4-Ohm Car Audio Power Subwoofer Sub DLS-12 : Electronics
MTX AUDIO TNE212D 12 in. 1200-Watt Car Audio Dual Loaded Subwoofer Box Enclosure TNE212D - The Home Depot
RX2 12" 200W Dual 4-Ohm Subwoofer - Phoenix Gold
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
8" NITRO SERIES SUBWOOFER 1000 WMAX/500 WRMS DUAL COIL 4 OHM VOICE COI – GENIUS AUDIO USA