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Alpine | R-W12D2
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Alpine | X-W12D4 | 12" X-Series Subwoofer
Alpine - X-W12D4 12′′ (30 cm) X-Series Subwoofer (4Ω + 4Ω)
Alpine SWX-1243D - 12" 3000W Dual 4-Ohm Subwoofer at OcsDeals.com
Alpine SWX-1243D Type-X 12" Car Subwoofer
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Alpine X-W12D4 Car Audio Type X Dual 4 Ohm 1800 Watt 12" Subwoofers with Sub Install Kit Package : Electronics
Alpine X-W12D4 X-Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine SWX-1243D Type-X 12 Subwoofer
Alpine SWX-1243D Type-X 12" Car Subwoofer
Alpine X-Series 12" Dual-Voice-Coil 4-Ohm Subwoofer Black X-W12D4 - Best Buy
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Alpine Type-X SWX-1242D 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine 12” Type X-Series Ported Bass Package Includes one Alpine X-W12D4 12” subwoofer, and 2.00 ft³ optimized ported enclosure
