Sound Town 18" Cast Aluminum Frame High-Power Raw Woofer Speaker, 1000 Watts Pro Audio PA DJ Replacement Subwoofer Low Frequency Driver (STLF-18500A) - Walmart.com
Seismic Audio 18 Inch PA DJ 1000 Watt Steel Frame Subwoofer Driver - 8 Ohm Replacement Sub - QATSub-18 - Walmart.com
Cheap Big Power Speaker 1000 Watts 115mm Voice Coil 18 Inch Neodymium Speaker Drivers - Instrument Parts & Accessories - AliExpress
Amazon.com: Rockville SBG1188 18" 1000 Watt Passive Pro DJ Subwoofer, MDF Cabinet/Pole Mount : Musical Instruments
Amazon.com: 5 CORE 18" Raw 850W Peak Sub Woofer Cast Aluminium Basket Driver for Pro Audio PA DJ Cabinets Subwoofer with High Handling Power 500 Watt RMS Extremely Clear and Loud Replacement
Source Hotsale 18 Inch Pa Speakers Subwoofer Driver L18/8631 Professional Loudspeaker With 6 Inch Voice Coil Speaker 1000W AES on m.alibaba.com
Neodymium 1000 W 18 Inch Bass Speaker, 1000 W Rms
Celestion FTR18-4080FD 18" inch Low Frequency Subwoofer 1,000 Watt RMS 8-ohm | eBay