Lilnate107 Posted May 26, 2011 Report Share Posted May 26, 2011 Just finished my new box for spl in my grand prix. Check out my link and let me know what you think. http://photobucket.com/lilnate107 Quote 08' Pontiac Grand Prix Black on Black Kenwood Deck 2 Polk Audio MM1540DVC's Audiobahn A12001DT amp Polk Audio DB351's in dash, DB6501's in the doors, DB691's in the rear panels Polk Audio PA500.4 amp Old box 6.2 cubes at 32Hz best score 144.5db at 43Hz New box 5.0 cubes tuned to 35-36Hz still need to meter Link to comment Share on other sites More sharing options...
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