rcjordan5749 Posted August 18, 2007 Report Posted August 18, 2007 How do i figure the port area of a round Port?
EricM9104 Posted August 19, 2007 Report Posted August 19, 2007 http://www.the12volt.com/caraudio/boxcalcs.asp 2015 Honda Civic LX 4dr | 110k miles | Stock 1996 GMC Yukon SLT 4dr 4wd | 260k miles | JVC Head-unit
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