Terminator 12" Series 4Ω Subwoofer | MTX Audio - Serious About Sound®
BOSS Audio Systems P12SVC Phantom Series 12 Inch Car Audio Subwoofer - 1600 Watts Max, Single 4 Ohm Voice Coil, Sold Individually, For Truck Boxes and Enclosures, Hook Up To Amplifier
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
Earthquake Sound HoleeS 12 10,000W HoLeeS Car Subwoofer