JBL P1224 Power Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
TJ American SoundBar "JBL Power" Kit
JBL Subwoofers
Amazon.com: JBL Club 1024 - 10” Subwoofer w/SSI (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics
JBL Stage 1010 Subwoofer | 10" (250mm) woofer with 225 RMS and 900W peak power handling.
JBL P1020D | Sub Woofer Speakers | Croooober
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