Custom Sub Enclosure | Affordable Sub Box
Alpine X-W12D4 Car Audio Type X Series Sub 1800W 12" Subwoofer & HA-A800.1 Amp 709100414280 | eBay
Alpine Type S SWS-12D4 12 Inch 1500 Watt Max 4 Ohm Round Car Audio Subwoofer
Alpine R2-W12D4 12" R-Series "R2" Subwoofer, Dual 4-Ohm, 750 Watt RMS - Creative Audio
Alpine 12” Type X-Series Ported Bass Package Includes one Alpine X-W12D4 12” subwoofer, and 2.00 ft³ optimized ported enclosure
Alpine SWX-1243D Type X 12" & Kicker DX1000.1 1000W RMSClass D Mono Car for Sale in Los Angeles, CA - OfferUp
Alpine SWX-1243D Type-X 12" Car Subwoofer
Disassembly of an Alpine Type-X SWX-1243D (will post more as I get deeper) : r/CarAV
Alpine SWX-1243D 12" Dual 4 ohm Type-X Series Subwoofer for Sale in Glendale, CA - OfferUp
Alpine Type-X SWX-1242D 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine Bundle Compatible with Universal Car X-W12D4 Type X 12" Loaded SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure
Alpine X-W12D4 Car Audio Type X Series Sub Dual 4 Ohm 1800W Peak 12" Subwoofer 793276040480 | eBay
2 12” Alpine Type X Subwoofers In Custom Built Ported Box | eBay
Alpine SWR-1242D Type-R 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine SWX-1243D Type-X 12" Subwoofer - Signature Car Sound
Alpine SWX-1243D Type-X 12" Car Subwoofer
Alpine SWX-1243D at Onlinecarstereo.com
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
ALPINE X-W12D4 12" 900 Watt RMS Car Audio Subwoofer DVC Dual-4ohm X-Se – absoluteusa
Amazon.com: Alpine X-W12D4 12" Component Subwoofer : Electronics
2) Alpine Type-S SWS-10D2 10" 3000W Car Subwoofers Subs+Mono Amplifier+Amp Kit | Audio Savings
Alpine SWX-1243D Type-X 12 Subwoofer
Customer Reviews: Alpine X-W12D4 X-Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
