Amazon.com: Hifonics Brutus BW-110A - 800 Watts Compact Amplified Under The Seat Car Truck Subwoofer Low Profile with Bass Remote, Great for Vehicles That Need Bass But Have Limited Space, Black :
Hifonics 1100 Watt Brutus mono Super D-Class™ Subwoofer Amplifier, BRX1116.1D
Hifonics Brutus BRX12D4 Car Subwoofer | Maxxsonics @ CES 2013 - YouTube
Hifonics BRUTUS Gamma BG Series 3,300-Watt Max Monoblock Super D-Class Amp in the Mobile Audio department at Lowes.com
2 x Hifonics BRW8D4 1200 Watts 8 Inch Brutus Car Audio Subwoofer with Heavy Gauge, Powder Coated, Aluminum Die-Cast Basket, Dual 70 Oz Magnet, 2.5 Inches Voice Coil - Dual 4 Ohm - 8 in (Pair) : Electronics
HiFonics BXS10D4 Hifonics 10" Brutus Series Shallow Subwoofer 400W Max 4 Ohm DVC