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Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
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JBL GT-12BP 1200W 12" GT Series 4-Ohm Loaded Ported Bandpass Subwoofer Enclosure with Red LED Illumination
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JBL GT12-BP 12in Car Audio Bandpass Subwoofer Speaker 1200w • FREE Shipping • Audio Jam Inc. of Delaware
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Customer Reviews: JBL GT-BassPro12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield
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