12" SVC Cento Series Single 4 Ohm 700W Shallow Mount Car Subwoofer. Hertz CS 300 S4 + Free 12" Sealed Encloure. CS 300 model. Hertz CS 300 S4. 12" 4 Ohm Cento Series Subwoofer. The higher the quality of the speaker wire, the better the subwoofer will sound.
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