Hello, first I am not English I am sorry if I made some mistakes, I would like to have a plan of a case for my SA 12 ", I would like if possible to have the best possible box in bass reflex. My car is a Dacia Logan MCV (7 seats) and if this person can explain the benefits of his box, I thank him. //content.invisioncic.com/y282845/emoticons/cool.gif.3bcaf8f141236c00f8044d07150e34f7.gif