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Amazon.com: H YANKA 12 Inch Subwoofer - 12 Inch Paper Cone Subwoofer Car Audio, Black Aluminum Basket, Dual Voice Coil 4 Ohm Impedance 12 subwoofer, 1600W MAX Power 12 inch Competition Subwoofer : Electronics
Amazon.com: Pyle 6.5 Inch Mid Bass Woofer Sound Speaker System - Pro Loud Range Audio 300 Watt Peak Power w/ 4 Ohm Impedance and 60-20KHz Frequency Response for Car Component Stereo PLG64,Yellow : Electronics
Amazon.com: Klipsch R-12SW Powerful Deep Bass Front Firing 12" Copper-Spun Driver 400W Digital Power Subwoofer 14" X 18.5" X 16" : Electronics
Amazon.com: WOOFER, 10 : Electronics
Amazon.com: ENHANCE SB 2.1 Computer Speakers with Subwoofer - Blue LED Gaming Speakers, Computer Speaker System, AC Powered & 3.5mm, Volume and Bass Control, Compatible with Gaming PC, Desktop, Laptop : Electronics
Amazon.com: 25W Woofer 4 Ohm Subwoofer Speaker, Bass Audio Column Loudspeaker For Home Theater : Electronics
Amazon.com: Saiyin Bluetooth Bookshelf Speakers for Record Player, Powered Studio Monitor Speaker with 5.2 Inch Woofer, Horn Tweeter and Optical RCA Inputs, Subwoofer Line Out for Turnable. : Electronics
Amazon.com: Alto Professional TS12S - 2500W 12-inch Subwoofer, Powered PA Speaker with 6 Selectable DSP Modes, Easy Setup, 130 dB, 3" Voice Coil, Superior Bass : Musical Instruments
Amazon.com: Pyle 12' Car Audio Speaker Subwoofer - 1600 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 40 Ohm, 60 oz Magnet, 2
Amazon.com: Gravity Car Vehicle Subwoofer Audio Speaker - 15 Inch Competition Grade Pressed Paper Cone, 2 Ohm DVC, Advanced Air Flow, 4800W Power for Stereo Sound System Warzone G715D2 (1 Subwoofer) : Electronics
Amazon.com: Lanzar 6.5” Car Subwoofer Speaker - Black Non-Pressed Paper Cone, Aluminum Voice Coil, 4 Ohm Impedance, 600 Watt Power and Foam Edge Suspension for Vehicle Audio Stereo Sound System - MAXP64 : Electronics
Amazon Echo Sub 100W Subwoofer Charcoal B0798KPH5X - Best Buy
Amazon.com: Rockville RW10CA 10" 800 Watt Slim Low Profile Active Powered Car Subwoofer Sub, Black : Electronics
Amazon.com: Acoustic Audio PSW400-10 Home Theater Powered 10" LFE Subwoofer Black Front Firing Sub,400 Watts
Amazon.com: Cyber Acoustics CA-3610 2.1 Multimedia Speaker System with Subwoofer, Perfect Computer Speakers for PC or Mac, Great for Music, Movies, and Gaming : Electronics