Alpine Car Audio SWE-1243E 800 Watts 4 ohm voice coil subwoofer - SWE-1243E from Alpine Car Audio
Car Enclosed Subwoofer 12 "30 Cm Alpine Sbg-1244bp Sound Electronics Columns 89.8db Subwoofers For Cars Acoustics Auto Audio Parts Components Speaker - Subwoofers - AliExpress
Alpine R-W10D4 Type R 10" Dual 4 OHM Subwoofer with GTR-601 Mono Subwoofer Amplifier 600 watts RMS x 1 at 2 ohms - Creative Audio
Alpine Jeep Wrangler Single 12-Inch Alpine Halo R-Series Preloaded Subwoofer Enclosure with ProLink R2-SB12V (Universal; Some Adaptation May Be Required) - Free Shipping
Alpine S-W12D4 | 1800W Peak 12" Subwoofer with Sealed Enclosure