Welp, I got the system installed, with the ported box...

...And it sounds fukn Great! The amp works totaly fine, the box works totaly fine, and its hella loud!

all this about, oh, the sealed box is better, and oh, the ported box sucks for D&B, its all myth, lol, soudns just fine .

i guess teh amp wasnt' crap after all.