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
Sundown Power Sports PSE-8 8" 250W Subwoofer
Hertz UNO Series S-300-S4 12 in. (300mm) 250 Watt RMS 4-Ohm SVC Subwoofer - Creative Audio
Pyle PLTAB8 250 Watt 8 inch Amplified Tube Car Subwoofer