JBL GT-BassPro12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield
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JBL BassPro 12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield
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Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
JBL BassPro SL 2 Compact powered subwoofer: 125 watts and an 8" sub at Crutchfield