JBL Stadium 1000 High Performance 2600 Watt Peak Power Class D Car Audio Mono Subwoofer Amplifier Bundle with 2x JBL Club 1224 12" 1100 Watts Peak Car Audio Subwoofer with Selectable Smart Impedance - Road Entertainment
Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
JBL BassPro 12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield
JBL Single 12" Car Audio Subwoofer Sealed Enclosure
JBL BassPro Nano Compact powered subwoofer with 6"x8" sub and 100-watt amp at Crutchfield
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 CS1214 1000-watt, 12" Car Audio Subwoofer, Black - Walmart.com