Amazon.com: PRV AUDIO 6MB200 v2 6.5 Inch Speakers Midbass Woofer 8 Ohm, 100 Watts RMS, 200 Watts Program Power, 93.5 dB 1.5 in Voice Coil for Small Custom Enclosures Pro Car Audio System (Single) : Musical Instruments
Amazon.com: PRV AUDIO 12 Inch Woofer Speaker 12W750A 750 Watts Program Power, 8 Ohm, 2.5 in Voice Coil, 375 Watts RMS Pro Audio Systems Loudspeaker (Single) : Electronics
Amazon.com: 5 CORE Car Subwoofer Audio Speaker - 8 inch 4 Ohm, Foam Surround for Vehicle Stereo Sound System 90mm Magnet Loudspeaker Woofer Replacement Black WF 8"-890 1 PC : Electronics
Amazon.com: PRV AUDIO 8 Inch Midrange Speaker 8MR600X-4, 600 Watts 4 Ohm, 2 in Voice Coil, X-treme Mid Range Loudspeaker for Pro Car Audio Systems (Single) : Electronics
Amazon.com: Skar Audio FSX8-4 8" 350 Watt 4 Ohm Pro Audio Midrange Loudspeaker, Each : Electronics
Amazon.com: PyleUsa Single Voice Coil Car Subwoofer - 8 Inches, 200 Watts at 4-Ohm Car Audio Powered Subwoofer, Injection Cone with Rubber Edge, High-Powered Car Subwoofer, Audio - PLMW83 Black : Electronics
Amazon.com: Earthquake Sound PRO-X128 12-inch Pro-X Series 8-Ohm Die Cast Subwoofer (Single) : Everything Else
Amazon.com: Skar Audio FSX10-8 10" 300 Watt 8 Ohm Pro Audio Midrange Loudspeaker, Each : Electronics
Amazon.com: Sound Town 15" 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 4-ohm (STLF-1504-4) : Musical Instruments