Pioneer TSWX106B 10 inch 250W Subwoofer w/box | eBay
LAV WAF102.50A: Subwoofer, 250 W, ferrite, 10 inch (25 cm), aluminium at reichelt elektronik
Theater Solutions by Goldwood 250 Watt 8 Inch Slim Home Theater Subwoofer, Black - Newegg.com
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
Kubota RTV 12" 250-Watt RMS 4Ω Marine Subwoofer by MTX Audio - WET124-W