I have two 10" 9500's powered by a hifonics amp there in a portedted box there only in 1.25 cubic air space, there reccomended to be in 1.45 per chamber ported should i go with this? or is there any other reccomendations for the best encolusre to produce the most hard hitting bass, i know the SS box would be the best but im trying to just stay with a simple ported box, please ADVISE