Amazon.com: Audiopipe TXX-BDC4-15D2 Subwoofer Quad Stack 15-inch 2,800 Watt High Performance Powerful Dual 2 Ohm DVC Vehicle Car Audio Subwoofer Speaker System, Black : Electronics
BOSS Audio Systems CXX104DVC Chaos Extreme Series 10 Inch Car Audio Subwoofer - 1000 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, For Truck Boxes and Enclosures, Hook Up To Amplifier
BOSS Audio Systems BASS8K 8 Inch Powered Car Subwoofer and Amplifier Wiring Kit Package - 800 Watts Max Power, Under Seat, Low Profile, 8 Gauge Wiring Kit, For Truck Boxes and Enclosures
Polk Audio 12" 200W Powered Subwoofer Black Washed Walnut HTS12 SUB BLK - Best Buy
AUDIO BLACK AB-SW1204BLACK - SUBWOOFER 12" 4 OHMS 800W - Autoboutique GM Audio City Car audio & LED
Pyle PLPW8D 8In 800W Car Audio Subwoofer Sub Power Woofer DVC 4 Ohm, Black - Walmart.com
AB-1204DX - BLACK HUNTER
BRICKHOUSE 12" Subwoofer – Black Brick Audio
Amazon.com: Pyle Car Vehicle Subwoofer Audio Speaker - 6.5 Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 600 Watt Power, Foam Surround for Vehicle Stereo Sound System -PLPW6D : Electronics
Black Series Subwoofers | Black Series 12 Inch Subwoofer - Car Audio