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SWX-1043D - Alpine 10" Type-X 3000 Watt Dual 4-Ohm Subwoofer
Alpine SWX-1243D 12" Type-X 3000W Dual 4 ohm Car Subwoofer
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User manual Alpine X-W12D4 (English - 13 pages)
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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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