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subwoofer settings

  1. Technical & Advanced Car Audio Discussion
    Just had a new subwoofer and amp set up in my BMW 2013 x5 yesterday. I had a professional installation done, using 1 sealed shallow mount JL audio tw3 10 inch subwoofer, and JL audio's 500 watt amp. I also had subwoofer volume knob and LC2 installed. I paid top dollar to have the best system...
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