Amazon.com: DS18 SRW8.4 8" Shallow Car Subwoofer - 300 Watts, Single Voice Coil, 4-Ohm (1 Speaker) : Electronics
Amazon.com: Power Acoustik MID-65 6.5-Inch 300-Watt Midrange/Bass Driver : Electronics
Amazon.com: JBL Sub 550P High-Performance 10" Powered Subwoofer Sealed Enclosure with Built-in 300-Watt RMS Amplifier : Electronics
Amazon.com: Monoprice Carbon Fiber In-Wall Speaker - 10 Inch (Each) 300 Watt Subwoofer, Easy Install For Home Theater - Alpha Series : Everything Else
Amazon.com: Skar Audio IX-8 D4 8" 300 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Rockford Fosgate Punch P300-12 Single 12" 300-Watt Amplified Subwoofer in Enclosure - Black : Electronics
Amazon.com: Rockford Fosgate Punch P3 P3SD210 Punch P3 10-Inch 300 Watt Shallow Subwoofer - 2 Ohm : Electronics
Amazon.com: NVX QBUS8P 300W Peak (150W RMS) Amplified and Loaded 8" Ported Under Seat Quick Bass Universal Subwoofer System with Remote Bass Knob : Electronics
Amazon.com: Pair of Gravity G5 12 Inch 6000 Watt Package Car Audio Subwoofer w/ 4 Ohm DVC Power (2 Woofers) : Electronics
Amazon.com: PYRAMID WX65X 6.5" 600 Watt Car Audio Subwoofers Subs Power Woofers 4 Ohm : Electronics
Amazon.com: Massive Audio HIPPOXL64 – 6 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 6" Subwoofer 300 Watt RMS, 600w MAX Dual 4 Ohm, 2 Inch Voice Coil. Sold Individually : Electronics
Amazon.com: SOUND TOWN 15" RAW WOOFER SPEAKER, 300 WATTS PRO AUDIO PA DJ REPLACEMENT SUBWOOFER LOW FREQUENCY DRIVER (STLF-1570) : Musical Instruments
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: Kanto SUB8VMW Sealed Powered Subwoofer | 300W Peak Power | 8" Woofer | Vinyl White : Everything Else
Amazon.com: Rockford Fosgate P2D2-10 Punch P2 DVC 2 Ohm 10-Inch 300 Watts RMS 600 Watts Peak Subwoofer : Electronics
Amazon.com: Rockford Fosgate Punch P300-10T Single 10" 300-Watt Amplified Truck Sealed Box Subwoofer - Black : Electronics
Amazon.com: KICKER 43C124 Comp 12" 300 Watt SVC 4-Ohm Car Subwoofer Sub+Amplifier+Amp Kit : Electronics
Amazon.com: Skar Audio FSX10-8 10" 300 Watt 8 Ohm Pro Audio Midrange Loudspeaker, Each : Everything Else
Amazon.com: NHT CS-10 10-inch Long Throw 300 W Powered Subwoofer | Sealed Box | Deep Musical Bass | Piano Black High-Gloss Paint : Electronics
Amazon.com: Pyramid 6.5 Inch Car Woofer Speaker - 300 Watt High Powered White Injected Polypropylene Cone Car Audio Sound Component Speaker System w/ High-Temperature Kapton Voice Coil, 4 Ohm, 40oz Magnet - WX65X : Electronics
Amazon.com: SOUND TOWN 10" RAW WOOFER SPEAKER, 150 WATTS PRO AUDIO PA DJ REPLACEMENT SUBWOOFER LOW FREQUENCY DRIVER (STLF-1050) : Musical Instruments
Amazon.com: JBL Stage 100P 10" 300 Watts Powered Subwoofer : Musical Instruments
Amazon.com: BLAUPUNKT Blue Magic XLf 200 A 300-Watt 8-Inch Low Profile Active Subwoofer System : Electronics
