I have 2 12" Kicker CVR's and 1 15" L7 was thinking about putting them together in my 1998 Blazer. Idk which direction to go. All in one sealed box, 2 seperate sealed boxes 1 for cvr's 1 for L7 or maybe sealed for the cvr's and ported for the L7 there are to many combos to go with. What do you...