Amazon.com: (2) Peavey SP 118 Pro Audio DJ Passive 2400W 18" PA Sub Subwoofer Package New : Musical Instruments
Amazon.com: Cerwin-Vega CVI118S 1200-Watts 1x18 Inches Passive Subwoofer : Musical Instruments
Monoprice In-Wall Passive Subwoofer - 10 Inch (Single) 200 Watts Maximum - Aria Series, (Model: 104928) : Everything Else
Amazon.com: CUEA Passive Subwoofer Diaphragm, Woofer Diaphragm Bass Diaphragm for Speaker : Musical Instruments
Amazon.com: Acoustic Audio HD-S10 Flush Mount Passive Subwoofer in Wall with 10" Speaker : 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: Earthquake Sound MiniMe P8_V2 8-inch Passive Tuned Powered Mini Subwoofer, Black : Electronics
Amazon.com: Focal F100IWSUB8 High Power Passive Bass-Reflex Subwoofer : Electronics
Amazon.com: Rockville PBG18 18" Passive 2000 Watt 8 Ohm Pro Audio Subwoofer Sub/MDF Cabinet : Musical Instruments
Amazon.com: QSC E218sw Dual 18" Passive Stage Subwoofer : Musical Instruments
Amazon.com: Sound Storm Laboratories PB8 Car Subwoofer and Amp Package – Built-in Amplifier, 8 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control : Everything Else
Dayton Audio MKSX4 Four 4" Driver Low Profile Passive Subwoofer : Electronics
Amazon.com: Focal PSB200 Sealed Enclosure with 8" Passive Subwoofer : Electronics
Amazon.com: Electro-Voice ELX200-12S 12" 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: OhByTutondo PC31ASL, Bandpass Passive Subwoofer, 150 Watt RMS : Electronics
Amazon.com: Technical Pro THUMP15 Carpeted 15" Passive Subwoofer with Built-In Crossover : Electronics
Amazon.com: Dayton Audio ND105-PR 4" Aluminum Cone Passive Radiator : Electronics
Amazon.com: Cerwin-Vega INT-118s V2 900-Watts 1x18 Inches Passive Subwoofer : Musical Instruments
Amazon.com: Kenwood SW-15HT SW15HT Passive 100 Watts Subwoofer Home Theater Speaker Subwoofer Surround Sound Front Firing 8 Ohms : Electronics
Amazon.com: JBL Professional PRX418S Compact Passive Subwoofer, 18-Inch : Electronics
Amazon.com: OSD 8" in Wall Subwoofer 150W Easy Install, Paintable Grill IWS8 : Electronics
Amazon.com: KICKER TRTP 12-inch (30cm) Thin Down Firing Subwoofer and Passive Radiator Enclosure, 2-Ohm, RoHS Compliant : Electronics
Amazon.com: (2) New Rockville SBG1188 18" 2000 Watt Passive Pro DJ Subwoofers Subs : Musical Instruments
Amazon.com: 12V Low Pass Speaker Subwoofer Crossover for 8 Ohm or 4 Ohm : Electronics
