Ray Smith looks at the "Jackhammer" subwoofer at the MTX Audio booth during the 2007 International International Consumer Electronics Show (CES) in Las Vegas, Nevada January 9, 2007. The 22-inch subwoofer wieghs
MTX Jackhammer 22" on 13,000 Watts 4 HO Alt. - YouTube
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MTX JackHammer JH4512-04 12" 4-ohm subwoofer at Crutchfield
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22" 369 lb JackHammer #subwoofer with TA series #amplifiers and RoadThunder subwoofers taking over the area … | Car audio installation, Car audio, Car audio systems