Toro Audio Force 8 Car Subwoofers | 8 Inch Subwoofer | 800 Watts RMS – TORO AUDIO
BOSS Audio Systems P80DVC Phantom Series 8 Inch Car Audio Subwoofer - 100 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, For Truck, Boxes and Enclosures, Use With Amplifier
STLF-1890 | 18" Raw Woofer Speaker, 400 Watts Pro Audio PA DJ Replacem – Sound Town
JBL Stadium 82SSI Stadium Series 8" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield