type r box

im up in the air on what cuft to build for my ported box, alpine says 1.5cuft and iv heard people on here say go bigger, so before i build, what you guys think of 2cuft@34hz? thats what im thinking or smaller 1.75@32hz or even smaller 1.6@32hz??? what ?? go!!! lol and the reason i can only use...

Hey guys I have two alpine type r subs(2010 models) with two alpine pdx-m6 amps(2010 models). I am going to build a fiberglass enclosure for these and was curious as to what size the boxes should be. The manual says .9ft per sub but I was just curious as to what you guys thought. The alpine...