Should I port my subwoofer box? I've got 2 12s under the seat in my truck and with the windows down they hit like they should, with windows up they sound horrible,
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Sony Car Subwoofer XS-NW1202S 30 cm (12 inch) Box Woofer with Shallow Enclosure (Black), Peak Power - 1800W, RMS Power - 420W, Rated Power - 300W : Amazon.in: Electronics