Amazon.com: 15 inch Subwoofer Replacement PRO DJ Speaker Sub Woofer Loudspeaker Wide Full Range Loud 300 Watts RMS (3000W PMPO) 90oz Magnet 5 Core Ratings 15-185 MS 300W : Electronics
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Alpine S-S50 110W RMS 5.25" 2-Way Coaxial Car Speakers
18 inch Subwoofer Replacement DJ Speaker Sub Woofer Loud 5 Core 18-220
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NSP525 | 240W Peak (160W RMS) 5.25" N-Series 2-Way Coaxial Speakers with 20mm Silk Dome Tweeters