depends to wat amplifier u have.. how powerful ur amplifier u hve to drive the subwoofer u want. typical branded 12inch sub will cost u atleast 4thou up... subwoofer box is around 2-3thou. 2-3thou meaning..depending to wat kind of box, either sealed or ported. pls specify wat car u hve and wat amplifier u have. pls state ur amp's complete details (brand, # of channels, watts per channel) these specifications will be the basis on choosing the ryt sub for it.





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