(2) Rockville W12T4S4 12" Shallow Mount 1400w Peak Car Subwoofers 4-Ohm Sub 350w RMS CEA Rated. The Rockville W12T4S4 subwoofer features a 4-Ohm single voice coil. Whether installed behind the seat in a compact car, pick-up truck or in a motorcycle's saddlebag, make no mistake the Rockville T4™ subs will rock you!
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