Sundown Audio Xv4 8" inch DVC Dual 2 Ohm 1000 Watt (X Series) Car Subwoofer
BOSS Audio Systems CXX8 Chaos Exxtreme Series 8 Inch Car Audio Subwoofer - 600 Watts Max, Single 4 Ohm Voice Coil, Sold Individually, For Truck, Boxes and Enclosures, Use With Amplifier
XD 8" Subwoofer | Car Audio Equipment | Subwoofer Box