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BOA121 - 12" 6,000w Dual 1 Ohm BOA Series Mega Subwoofer by Massive Audio® - SSA STORE
Rockville Punisher 15D2 15" 6000w Peak Competition Car Audio Subwoofer Dual 2-Ohm Sub 1500w RMS CEA Rated - Rockville Audio
Amazon.com: Massive Audio HIPPOXL152R – 15 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 15" Subwoofer 3000 Watt RMS, 6000w MAX Dual 2 Ohm, 4 Inch Voice Coil. Sold Individually : Electronics
Massive Audio HIPPO XL 152R 6000 Watt 15" Dual 2 Ohm Car Audio Subwoofer New XLR | eBay
Massive Audio HIPPOXL122R 12" 6000 Watt Dual 2 Ohm Subwoofer — Big Jeff Online Inc
DS18 Hooligan X 15" 3000W RMS / 6000W MAX 4" DVC High Excursion Competition Subwoofer
DS18 HOOL-X12.1DHE 6000W Dual 1-ohm 12" Subwoofer
Amazon.com: American Bass Godfather 1822 18" Subwoofer 6000 Watts MAX : Electronics