5 CORE 10" inch Full Range Subwoofer Car Audio Speakers Pair High Power Bass Sub woofer Peak 1000W Dual 8 Ohm Car Vehicle Audio Drivers, Wide Range DIY Loudspeaker Woofer Replacement WF
SA-Series v.2 18" 1000W Subwoofer – Sundown Audio
Rockville W65K9D4 6.5" 1000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
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ALPINE R2-W8D2 8" SUB 1000W SUBWOOFER DUAL 2-OHM BASS CAR AUDIO SPEAKER NEW | eBay