Amazon.com: CT Sounds MESO-8-D4 1600 Watts Max 8 Inch Car Subwoofer Dual 4 Ohm
Amazon.com: BOSS Audio Systems CXX8 8 Inch Car Subwoofer - 600 Watts Maximum Power, Single 4 Ohm Voice Coil, Easy Mounting, Sold Individually : Electronics
Amazon.com: Skar Audio Dual 12" Complete 2,400 Watt SDR Series Subwoofer Bass Package - Includes Loaded Enclosure with Amplifier : Electronics
Amazon.com: Dayton Audio SUB-1200-12" Powered Subwoofer with 120W RMS, Downward-Firing Design, and Auto On/Off Feature : Electronics
Amazon.com: MTX Audio Terminator Series TNE212D 1,200-Watt Dual 12-Inch Sub Enclosure : Electronics
Amazon.com: Logitech Speaker System Z323 with Subwoofer
Amazon.com: Skar Audio SDR-10 D4 10" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Cyber Acoustics 62W 2.1 Stereo Speaker with Subwoofer - Great for multimedia laptop or PC computers - perfect for Music, Movies, and Gaming (CA-3610), Black : Electronics