JVC Arsenal CS-AW8240 12" subwoofer with dual 4-ohm voice coils at Crutchfield
JVC CW-DR124 drvn Series 12" 1800W Peak Power Car Audio Subwoofer Bundle Combo with 600 Watts Max Power Compact Marine Waterproof Digital Mono Subwoofer Amplifier and 8 Gauge Amplifier Wiring Kit -
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JVC CW-DRA8 | 8" Compact Powered Subwoofer System w/ Amplifier
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JVC CS-BB2 Compact powered subwoofer at Crutchfield