New JBL® Aftermarket Subwoofers Offer Deep Accurate Bass for Drivers | HARMAN
Strong Technical Services JBL 18 inch sub driver 2242H
SUB 550P | 500W, 10-inch powered subwoofer
JBL STAGE102 | 900W 10" Subwoofer with Ported Enclosure
Amazon.com: JBL 12" Car Audio Subwoofer : Electronics
Amazon.com: JBL SUBBP12AM - 450 Watts (150W RMS) 12” Amplified 12 in. Ported Subwoofer with Sub Level Control and Distortion Free Bass with Gravity Magnet Phone Holder Bundle : Electronics
JBL SUB18 High-Output Studio Subwoofer (18") SUB18 B&H Photo