JBL GTO1504D Grand Touring Series 15" subwoofer with dual 4-ohm voice coils at Crutchfield
JBL 15" Low Frequency Transducer 8 Ohm 225W Speaker Made In USA 330757-001 | Reverb
GT5-15 | Quality 15 inch Single Voice Coil (SVC) Subwoofer
Amazon.com: JBL Professional EON715 Powered PA Bluetooth Loudspeaker, 15- Inch (Pair) Bundle with Deluxe Steel Speaker Stand with Tripod Base and Case, and 2X XLR-XLR Cable : Musical Instruments
JBL 2265HPL 338343-003X 15" Neo Woofer
JBL IRX115S 1,300W Powered 15" Subwoofer Black | Guitar Center