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rollin_cc_s10
09-20-2006, 02:41 PM
i was just wondering how you determine what size opening is best to use. i remember reading something about a 9:1 ratio, but what does this mean?

rollin_cc_s10
09-21-2006, 05:31 PM
bump:confused:

reneeb7363
09-21-2006, 05:37 PM
:read: 's

actually... take advantage of the search features please.
this will get you started:

http://www.caraudio.com/forum/search.php?searchid=1447401