HIFONICS HFX12D4 12 in. 800-Watt 4 Ohm DVC Car Audio Subwoofer Power Bass Sub HFX12D4 - The Home Depot
Amazon.com: Hifonics Alpha HAW12D4 –12 Inch Subwoofer, Dvc Car Audio, 1200 Watt, Dual 4 Ohm, 2.5 Inch Voice Coils with A Woven Glass Cone, Light Weight Sub : Electronics