JBL 428F Professional High-Power Dual 18" 1600W Passive 4281F
JBL Club A600 High Performance Compact Class D Car Audio Mono Subwoofer Amplifier Bundle with 8" 1600W Max Power High-Performance Car Audio Subwoofer and Amplifier Wiring Kit - Road Entertainment
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JBL PRX418S 1600W 18" Passive Subwoofer
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