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Message: <blockquote data-quote="THATpurpleKUSH" data-source="post: 7875956" data-attributes="member: 615398">I am partial to aero ports, or just round ports in general because they take up less space and are much easier to calculate tuning, you basically build a sealed box making sure you have added volume for the port and sub displacement, as well as displacement from bracing and 45s and you punch out an extra hole for the port.Here's the box I built for a local guy who bought one of my G5s, it is 2 cu/ft tuned at 30hz with 2 3inch aeros, outer dimensions are 24 wide 14 high and 16 deep<img src="http://carphotos4.cardomain.com/images/0015/61/19/15941691_large.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></blockquote>

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