2 Alpine Type X 12 JL 1000/1 Silly Slappin!!!! - YouTube
Alpine X-W12D4 X-Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
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Alpine | X-W12D4 | 12" X-Series Subwoofer
Alpine SWX-1243D Type-X 12" Car Subwoofer
Alpine SWX-1243D Type-X 12 Subwoofer
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LAB SlapBox™ 2.00 ft^3 Ported MDF Enclosure Box for Single Alpine 12" Type-
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Alpine SWX-1243D Type-X 12" Subwoofer - Signature Car Sound
Alpine SWX-1243D Type-X 12" Subwoofer - Signature Car Sound
Alpine | R-W12D2
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2) Alpine Type X 12's Mrp-M2000 - YouTube
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Alpine SWX-1243D Type-X 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Amp For Alpine Type-x 12" | Mazda 6 Forums
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Alpine SWX-1242D (SWX1242D) 12" Dual 4 ohm Type-X Car Subwoofer
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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
