5 CORE 15 inch Subwoofer Replacement PRO DJ Speaker Sub Woofer Loudspeaker Wide Full Range Loud 250 Watts RMS (2200W PMPO) 90oz Magnet 15-185 MS 250W - Walmart.com
Amazon.com: Massive Audio GTX154 – 15 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 15" Subwoofer 700 Watt RMS, 1400w MAX Dual 4 Ohm, 2.5 Inch Voice Coil. Sold Individually : Electronics
HIPPOXL152 - 15 inch Subwoofer | 2000 Watts RMS Dual 2 Ohm 3" V.C. Mega