Cerwin Vega Stroker Pro CVMPCL8 Series 20cm woofer Carhifi
Amazon.com: Cerwin Vega SPCL152 15 inch Subwoofer with 2400 Watts of Peak Power for Powerful Bass in Car Audio, Adjustable Single Voice Coil Powered Subwoofer Home Audio : Electronics
Amazon.com: Cerwin Vega SPCL182 18" 2Ω 3200W Max / 1600W RMS Single Subwoofer : Electronics