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User manual Alpine X-W12D4 (English - 13 pages)
Alpine X-W12D4 X-Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
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Alpine 12” Type X-Series Ported Bass Package Includes one Alpine X-W12D4 12” subwoofer, and 2.00 ft³ optimized ported enclosure
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Alpine SWX-1243D Type-X 12 Subwoofer
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