QSC E118SW 18 Inch Externally Powered Live Sound-Reinforcement Subwoofer
Klipsch KPT-684-SW – Paducah Home Theater
JBL SUB18 Sub18 Studio Subwoofer | Full Compass Systems
Recently built a pair of GSS Marty Cube 18 inch subs. Wanted to try something fun with the red port, kind of clashes. What do you think? Might just change it to
Dayton RSS460HO-4 Home Theater Subwoofer Driver – GSG Audio Design
Rockville SBG1188 18" 1000 Watt Passive Pro DJ Subwoofer, MDF Cabinet/Pole Mount
RTJ 18 Subwoofer – Dreamedia AV
QSC K12.2 12 inch Powered Speaker and KS118 18 inch Powered Subwoofer PA Bundle | Sweetwater
Dsy-1101 Hifi Hi-end Speaker Home Theater High Power 120db Dive Center Surround Speaker 15 18 Inch Subwoofer Bookshelf Speaker - Speakers - AliExpress
These dual 18” MONSTER home theater subwoofers cost less than you'd think | GSG MartyCube V2.1 - YouTube
Peachstate Audio and Lighting ® - LF-118BK - Subwoofers - OAP SINGLE 18" SUBWOOFER, BLACK - LF-118BK