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JBL Stadium 122SSI Stadium Series 12" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
JBL Subwoofer 1000 Watts 12” Sub for Sale in Windsor Hills, CA - OfferUp
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10" JBL 1000 Watt Subwoofer - electronics - by owner - sale
JBL CS1214 1000-watt, 12" Car Audio Subwoofer, Black - Walmart.com
JBL CS1214 1000-watt, 12" car audio subwoofer - VIP Outlet
10" JBL 1000 Watt Subwoofer - electronics - by owner - sale