Need Box Help Pls

ok i have a new question. If i did 4 4" aero ports what size box should i go with for the hdc318?

 

---------- Post added at 11:35 AM ---------- Previous post was at 11:34 AM ----------

 

this is for spl....

 
ok i have a new question. If i did 4 4" aero ports what size box should i go with for the hdc318? 

---------- Post added at 11:35 AM ---------- Previous post was at 11:34 AM ----------

 

this is for spl....
Find yourself a custom 10" flared port, 8" at minimum. Or you could do a pair of 6" aeros that can be found online.

 
Or just do a big slot port for a lot less cash and the ability to easily make it as long as you need. Are you already able to reach the mechanical limits of your sub while burping it? If not, I'd go with a larger box.

 
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