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Alpine KTA-200M Mono Power Pack Amp with Alpine SWT-12S4 12" Loaded Tube Subwoofer and Bass Knob - Creative Audio
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Amazon.com: Alpine SWT-12S4 1500W Max (300W RMS) Single 12" Sealed Subwoofer Tube Enclosure : Electronics
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Kicker 12" 300W 4-Ohm COMP Series Car Audio Sub Subwoofer+ Alpine 500 Watt RMS Class "D" Mono Car Amplifier W/ Dual 12-Inch, 3/4-Inch MDF Sealed Subwoofer Enclosure - Walmart.com
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Buyr.com | Component Subwoofers | Alpine SWT-12S4 1500W Max (300W RMS) Single 12" Sealed Subwoofer Tube Enclosure
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