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 Hooligan X 15" 3000W RMS / 6000W MAX 4" DVC High Excursion Competition Subwoofer
DS18 GEN-X12.4DHE 1200W Max Dual 4-ohm 12" Subwoofer
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 (