Alpine W12S4 12" 750 Watt Peak 250 Watt RMS 4-Ohm Car Audio Subwoofer. Item Code: (2) W12S4+RD12+K2. (2) Alpine 12" 4-Ohm Car Audio Subwoofer. Features of Alpine Sub The RD12 dual sealed speaker box is made in the USA with Grade “A” ¾” MDF wood.
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