nathan664 Posted June 22, 2009 Report Share Posted June 22, 2009 what is the best tuneing in hz for sound offs. i have two hifonics olympus subwoofers 2 15". with an 5cubefoot box. with 2 6" presion ports by 5" long. so what do y'all say? oh sorry and a xxv colossus amp Link to comment Share on other sites More sharing options...
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