hey guys i know its the wrong thread to list on lol but since the subwoofer one isnt up, i was just wonderin what the difference in spl and sq is between the 15" RE X.X.X., mmats jugernaut 15", and the dd9915e and dd9915b. i was just wonderin cuz i got the 15" x.x.x. but im gettin it hooked up this week or next.