Amazon.com: Harmony Audio HA-ML182 Monolith 18" Car Stereo Competition SPL Sub 3500W Dual 2 Ohm Subwoofer : Electronics
Amazon.com: PA/DJ Speaker SUBWOOFER, 18 : Musical Instruments
Amazon.com: Sound Town 18” 800W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Subwoofer Cabinet (STLF-18200A) : Musical Instruments
Amazon.com: Skar Audio SDR-18 D4 18" 1200 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
Amazon.com: Gemini Sound ZRX-S18P 18" Inch Woofer Professional DJ PA Systems Active Powered Subwoofers with 1600W Watts Class D Digital Power, 3" Voice Coil, Line/Link in XLR Connectors : Musical Instruments
Amazon.com: CELESTION FTR184080FD FTR Series 18-Inch 1000-Watt Subwoofer, Black : Musical Instruments
Amazon.com: Eminence Professional Series Impero 18A 18" Pro Audio Subwoofer Speaker, 1200 Watts at 8 Ohms : Musical Instruments
Amazon.com: Seismic Audio Tremor_18-PW - Powered PA 18-Inch Subwoofer Speaker Cabinet : Musical Instruments
Amazon.com: Alphasonik 18" Flagship Series 3000 Watts Raw Sub Woofer Speaker Cast Aluminum Basket Driver for Pro Audio PA DJ Cabinets Subwoofer with High Handling Power Extremely Clear and Loud - FW1832 :
Amazon.com: 2x Harmony HA-P18"WS8 Raw Replacement 18" Pro PA 1200W Sub Speaker 8 Ohm Woofer : Musical Instruments
Amazon.com: Rockville PBG18 18" Passive 2000 Watt 8 Ohm Pro Audio Subwoofer Sub/MDF Cabinet, Black : Musical Instruments
Amazon.com: Peavey PV 118 18 Inch Subwoofer : Musical Instruments
Amazon.com: Seismic Audio - Aftershock-18 - Powered PA 18" Subwoofer Speaker Cabinet : Everything Else
Amazon.com: JBL Professional JRX218S Portable Stage Subwoofer, 18-Inch : Musical Instruments
Amazon.com: DS18 PRO-BX18N.2D Car Subwoofer Audio Speaker - 18" in Neodymium Magnet, 6" Dual Voice Coil, 4 Ohm Impedance, 2500W Rms Power, 5000W Max Power - Reinforced Paper Cone for Outstanding Performance :
Amazon.com: Sound Town 18” 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 4-ohm (STLF-1804-4) : Musical Instruments
Amazon.com: JBL Professional VRX918SP High-Power Powered Flying Subwoofer, 18-Inch : Everything Else
Dayton Audio UM18-22 18" Ultimax DVC Subwoofer 2 ohms Per Coil
Amazon.com: Electro-Voice ETX18SP 18" 1800 Watt Powered Subwoofer : Musical Instruments
Amazon.com: Sound Barrier MEGASSUS SBL18XN 3600 Watts Raw 18" Sub woofer Speaker Component Driver with 4 inch Voice Coil and Cast Aluminum Basket Pro Audio PA Cabinets - High Handling Power Heavy
Electro-Voice ELX200-18SP 18" 1200W Powered Subwoofer
