18.4 cubic foot ported quad top-facing sub box tuned to 30hz for Skar Audio SDR-18 D4
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Subwoofer Box Summary
18.4 cubic foot ported quad top-facing sub box tuned to 30hz for Skar Audio SDR-18 D4. This sub box's dimensions are 50 inches tall, 50 inches wide, and 21.625 inches deep.
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