JBL P1224 Power Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
JBL P1020D/FireStorm FS612 + BOX | Sub Woofer with BOX | Croooober
JBL Power P1220D 12" Dual 2-ohm Component Subwoofer at Crutchfield
JBL W10GTi 10" Subwoofer 3000 watts - $180 shipped | DIYMobileAudio.com Car Stereo Forum
JBL Subwoofers
JBL 428F Professional High-Power Dual 18" 1600W Passive 4281F
JBL 1600 Watt power series, Subwoofer | Kaufen auf Ricardo
JBL PRX418S 1600W 18 inch Passive Subwoofer | Sweetwater
I'm kind of a noob need help - General Audio - Can't find a category for your question? Ask here. - #1 Car Audio Enthusiast Forum in the world! | SMD | Meade916