Ground Zero GZRW 8XSPL - 20 cm Passiv Subwoofer mit 1000 Watt (RMS: 500 Watt) : Amazon.de: Elektronik & Foto
Source JLD AUDIO 15 inch subwoofer 1000W RMS on m.alibaba.com
Amazon.com: Massive Audio KILOX104-10 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 10" Subwoofer 1000 Watt RMS, 2000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics