JBL SRX818SP 18-Inch Powered PA Subwoofer 1000W | PSSL ProSound and Stage Lighting
5 CORE 10" inch Full Range Subwoofer Car Audio Speakers Pair High Power Bass Sub woofer Peak 1000W Dual 8 Ohm Car Vehicle Audio Drivers, Wide Range DIY Loudspeaker Woofer Replacement WF