Amazon.com: DS18 Elite Z8 Subwoofer in Black - 8", 900W Max Power, 500W RMS, Dual 4 Ohms, DVC - Premium Car Audio Bass Speaker Great for Low Frequencies and High Power Applications (
DS18 HOOLIGAN X Black Frame, High Excursion 15" Subwoofer 6000 Watts M – Droppin HZ Car Audio
DS18 ELITE Z12 12" Car Stereo Subwoofer 1600W Max Dual 4 Ohm - Limitless Lithium
DS18 EXL-X10.2D 10" Car Subwoofer 1700 Watts Dvc 2-Ohms
DS18 EXL-X8.2D 1,200W Max Dual 2-ohm 8" Subwoofer
DS18 EXL-X6.2D 800W Max Dual 2-ohm 6.5" Subwoofer
DS18 10" 1000 Watts Single 4 OHM Shallow Subwoofer Pro Car Audio IXS10.4S - Walmart.com
DS18 EXL-X10.2D 1,750W Max Dual 2-ohm 10" Subwoofer
DS18 EXL-X12.2D 12" Car Subwoofer 2500 Watts Dvc 2-Ohms