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Amazon.com: Pyramid 12 Inch Car Subwoofer Speaker - 700 Watt High Powered Car Audio Sound Component Speaker System w/High-Temperature Kapton Voice Coil, 88 dB, 4 Ohm, 80 oz Magnet - Pyramid PW1277X : Electronics
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
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