Amazon.com: Massive Audio SUMMOXL124-12 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 12" Subwoofer 1500 Watt RMS, 3000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
Peak Power 3000W Dual 6.5 Inches Super Large Outdoor Bluetooth Speaker Karaoke Party Box Portable Wireless Subwoofer Column FM - AliExpress
2) JBL PRX815W 15" 3000 Watt Powered Active Speakers w/ Wi-Fi+18" Subwoofer Sub - Rockville Audio
JBL PRX418S | 18" Subwoofer
10 inch JBL 3000w subwoofers in a ported box for Sale in Greenacres, FL - OfferUp