QSC KS118 3,600W 18" Powered Subwoofer | Guitar Center
Yamaha DXS18 1020W 18" Active Subwoofer
FBT SUBLINE 118SA - 1200W 18" Active Subwoofer w/ 137dB Max SPL
18 Inch Powered Subwoofer Bass Cabinet - 500 Watts RMS | Powered 18 Inch Sub Cab | Powered 18 Inch sub woofer | Powered 18 sub | Power | Active 18 Inch Subwoofer Cabinet | 18 Inch Active Sub | Active – Seismic Audio
Behringer B1800XP 3000W 18" Powered Subwoofer at Gear4music
TW218Ba - Dual 18" Active Subwoofer - TW Series Wood Speaker - Beta Three Technology Creates Sound Enjoyment
Amazon.com: Sound Town METIS Series 2000 Watts 18" Active Powered Subwoofer with 2 Speaker Outputs, DJ PA Pro Audio Sub with 4 inch Voice Coil (METIS-18SPW2.1) : Musical Instruments
JBL PRX818XLF | 18" Self-Powered Extended Low Frequency Subwoofer System with Wi-Fi
QSC KS118 3600W 18 inch Powered Subwoofer | Sweetwater
Harbinger VARI V2318S 18" 2,400W Powered Subwoofer | Guitar Center
Amazon.com: JBL Professional EON718S Self-Powered Subwoofer, 18 inch : Everything Else
PRX818XLF | JBL Professional Loudspeakers
QSC KW181 1000W 18" Active Subwoofer – JG Superstore