Amazon.com: Q Acoustics Q B12 Subwoofer Carbon Black - Featuring Infinite Baffle Enclosure, 12" Driver, 220 Watt Class D Amplifier, 1.97" Voice Coil - Active Subwoofer for Home Theater Sound System : Electronics
Amazon.com: REL Acoustics T/7x Subwoofer, 8 inch Front-Firing Driver, Arrow™ Wireless Port, High Gloss White : Electronics
Amazon.com: Lanzar 15in Car Subwoofer Speaker - Black Non-Pressed Paper Cone, Stamped Steel Basket, Dual 4 Ohm Impedance, 1200 Watt Power and Rubber Suspension for Vehicle Audio Stereo Sound System - MAX15D : Electronics
Amazon.com: Ground Zero Iridium 16,5 cm / 6.5" Subwoofer - 4 Ohm - 100 WRMS, Black : Electronics
Amazon.com: American Bass Godfather 1222 12" Subwoofer 3000 Watts RMS 6000 Watts MAX : Electronics
Amazon.com: Gravity 1x 10 Inch 1500 Watt Car Audio Subwoofer w/ 2 Ohm DVC Power 10 in. Sub - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics
Amazon.com: SVS SB1000 Black ASH SUBWOOFER : Electronics
Amazon.com: Gravity GRWF10 10-Inch 550 Watts Car Audio Under Seat Powered Amplifier Subwoofer Powerful Loud Speaker Pro Audio Active Aluminum Super Slim with High Power Long-Throw Truck Bass Sub : Electronics
Amazon.com: Audison APS8 D 8" (200mm) Component Subwoofer 250 Watts RMS 500 Watts Peak Power : Electronics
Amazon.com: Q Acoustics 3070s Active Subwoofer, Graphite - Home Subwoofer Ported Enclosure Type, Twin 6.5" Driver Units, 140W rms Amplifier - Powered Subwoofer for Home Theater Audio Surround Sound : Electronics
Amazon.com: Pyramid 10 Inch Car Subwoofer Speaker - 500 Watt High Powered Car Audio Sound Component Speaker System w/ 2 Inch High-Temperature Kapton Voice Coil, 85.6 dB, 8 Ohm, 60 oz Magnet - Pyramid PW1048USX : Electronics