JBL GX Series 12" Single-Voice-Coil 4-Ohm Subwoofer Black GX1200 - Best Buy
JBL 10MG1200 10" Professional Mid-Bass Speaker 1200 Watts
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Amazon.com: JBL 12" Dual 4ohm DVC Car Subwoofer : Electronics
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Amazon.com: EMB Professional 12" 1200W SB-12 Replacement Speaker for JBL, Peavey, Cerwin Vega, Gemini, EMB, BMB, Pyle-Pro, Mr.DJ & Many Brands! Protects the woofer and speaker in open installations.
Black JBL CAR SUBWOOFER SPEAKER 1200W, Peek Power 1600w
Blastking BLAST12PRO 12" 1200 Watts Professional Transducer