Amazon.com: Earthquake Sound DJ-Quake P12 12-inch 1000-Watt Passive Subwoofer, Black : Everything Else
Amazon.com: CUEA Passive Subwoofer Diaphragm, Woofer Diaphragm Bass Diaphragm for Speaker : Musical Instruments
Amazon.com: Yamaha CXS15XLF 1600W 15 Inches Passive Subwoofer : Musical Instruments
Amazon.com: Focal F100IWSUB8 High Power Passive Bass-Reflex Subwoofer : Electronics
Electro-Voice EKX-18S 18" 1600W Passive Subwoofer : Musical Instruments
Amazon.com: Alphasonik AS12DF 12" 1500 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: Kenwood SW-15HT SW15HT Passive 100 Watts Subwoofer Home Theater Speaker Subwoofer Surround Sound Front Firing 8 Ohms : Electronics
Amazon.com: OSD 8" in Wall Subwoofer 150W Easy Install, Paintable Grill IWS8 : Electronics
Dayton Audio MKSX4 Four 4" Driver Low Profile Passive Subwoofer : Electronics
Amazon.com: Dayton Audio ND105-PR 4" Aluminum Cone Passive Radiator : Electronics
Amazon.com: QSC E218sw Dual 18" Passive Stage Subwoofer : Musical Instruments
Amazon.com: 12V Low Pass Speaker Subwoofer Crossover for 8 Ohm or 4 Ohm : Electronics
OSD Nero Dual 8" Powered Subwoofer, 300W Dynamic Active and Passive Woofers, DSP App Control, Gold Platted Inputs, Piano Black Finish DualX8DSP : Electronics
Amazon.com: Cerwin-Vega INT-118s V2 900-Watts 1x18 Inches Passive Subwoofer : Musical Instruments
Amazon.com: PhaseTech 12" White Wireless Subwoofer 900W Passive Radiator Home Audio : Electronics
Amazon.com: Electro-Voice ZX1-Sub 12" 800W Passive Subwoofer : Musical Instruments
Amazon.com: Fosi Audio M04 Subwoofer Stereo Amplifier 100Watt 2-8ohm Mono Channel Class D Amp Home Theater Power Amp for Passive Speakers Subwoofer : Electronics
Monoprice in-Wall Speaker - 10 Inch Passive Subwoofer, 200 Watts Maximum (Single) - Aria Series : Everything Else
Amazon.com: Rockville SBG1158 15" 800W Passive Pro DJ Subwoofer, MDF Cabinet/Pole Mount : Musical Instruments
Amazon.com: Acoustic Audio HD-S10 Flush Mount Passive Subwoofer in Wall with 10" Speaker : Electronics
Amazon.com: (2) New Rockville SBG1188 18" 2000 Watt Passive Pro DJ Subwoofers Subs : Musical Instruments
Monoprice In-Wall Passive Subwoofer - 10 Inch (Single) 200 Watts Maximum - Aria Series, (Model: 104928) : Everything Else
Amazon.com: Electro-Voice EKX-15S 15" 1600W Passive Subwoofer : Musical Instruments
Amazon.com: Earthquake Sound MiniMe DSP P-12 12-inch Powered Subwoofer with DSP Control and SLAPS Passive Radiator Technology : Everything Else
Amazon.com: Mackie DRM18S-P 18" Passive Subwoofer : Musical Instruments
Amazon.com: OhByTutondo PC31ASL, Bandpass Passive Subwoofer, 150 Watt RMS : Electronics
BOSS Audio Systems CUBE10 Car Subwoofer and Amp Package – Built-in Amplifier, 10 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control : Everything Else
