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Amazon.com: Power Acoustik MOFO-154X MOFO 15-Inch Dual 4-Ohm VC 3000 Watt Pro Subwoofer, Standard Packaging : Electronics
Amazon.com: 5 CORE 15 Inch Subwoofer Speaker 2200W Peak High Power Handling 350W RMS 15" Replacement 8 Ohm Pro Audio DJ Sub Woofer w/CCAW Voice Coil Aluminum Frame 90oz Magnet 15-185 17
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Amazon.com: DS18 EXL-X15.2D Car Subwoofer 15" 2500 Watts Max Power 1250 Watts RMS Fiber Glass Dust Cap Red Aluminum Frame Dual Voice Coil 2+2 Ohm Impedance - Competition Grade Bass - 1 Speaker : Electronics
Amazon.com: 5 CORE 15 Inch Subwoofer Speaker 3000W Peak High Power Handling 300W RMS 15" Replacement 8 Ohm Pro Audio DJ Sub Woofer w CCAW Voice Coil Aluminium Frame 90oz Magnet FR
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