Two 12 inch Jack Hammer Speakers In MTX Box w/ 3 channel crossover installed to Box. - Speakers & Subwoofers - Upper Marlboro, Maryland | Facebook Marketplace
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MTX AUDIO | JH300 JackHammer Class D Subwoofer 600 Watt Amplifier - Auto Gadgets by Seng Hoe Huat | Brunei's Largest Retailer for Car Accessories, Gadgets and more
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JackHammer series amps and subwoofer with RoadThunder Extreme speakers and tweeters. | Car audio, Car audio systems, Car audio installation
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