HFX12D4 HFX 12 Inch 4 Ohm DVC Subwoofer | Hifonics
HIFONICS ZEUS ZRX12D2 - 12" 1000W RMS 2x2Ω Subwoofer
Amazon.com: Hifonics Brutus BW-110A - 800 Watts Compact Amplified Under The Seat Car Truck Subwoofer Low Profile with Bass Remote and 4 Gauge Red Kit and Gravity Magnet Phone Holder Bundle, Black, (