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Amazon.com: AudioPipe TXX-BDC4-12D 12 Inch 2,200 Watt High Performance Powerful Dual 2 Ohm DVC Vehicle Car Audio Subwoofer Speaker System, Black : Electronics
Amazon.com: Car Vehicle Subwoofer Audio Speaker - 12 Inch Blue Injection Molded Cone, Blue Chrome-Plated Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 1200W Power For Vehicle Stereo Sound System - Pyle
Amazon.com: Alpine SWR-8D4 8" Car Subwoofer : Electronics
Amazon.com: BELVA BPKG212v2 1200W Dual 12" Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
Amazon.com: TORO TECH – FIERCE 12S, 12 Inch 1000 Watts RMS – 2000 Watts MAX – Dual 4 Ohm 2.5 Inch Voice Coil, 12” Car Audio Subwoofer for Cars, Trucks, Jeeps, Boats,
Amazon.com: ALPHASONIK AS10DF 10 inch 1200 Watts 4-Ohm Down Fire Shallow Mount Flat Enclosed Sub woofer for Tight Spaces in Cars and Trucks, Slim Thin Loaded Subwoofer Air Tight Sealed Bass Enclosure :
Amazon.com: Rockville RV8.2A 800 Watt Dual 8" Car Subwoofer Enclosure+Mono Amplifier+Amp Kit black : Electronics
Amazon.com: BELVA BPKG212v2 1200W Dual 12" Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
Amazon.com: Kenwood KSC-SW11 Compact Powered Enclosed Subwoofer for CAR : Electronics