Amazon.com: Atrend 12SME 12” Single Sealed/Shallow Mount Subwoofer Enclosure : Electronics
Gladen RS-X 12 Slim 12" 400W RMS 4-Ohm RS-X Line Series Subwoofer
Amazon.com: RECOIL SWS12 12 inch 600W Slim Active Ported Subwoofer Enclosure with Installation Wiring Kits and Line Output Converter/Line Driver : Electronics