Amazon.com: Pyle Car Subwoofer Audio Speaker - 8in Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 800 Watt Power and Foam Surround for Vehicle Stereo Sound System -
Pyle PLPW8D 8" 800W Peak Car Audio Subwoofer Sub Power Woofer DVC 4 Ohm, Black