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 HDA-M80 Status Series Mono Subwoofer Amplifier, 800 watts RMS a — Automotive Sound and Protection
SBG-124BP 800W 12 " Bass Reflex Subwoofer with Alpine Amplfier