i have 4 db drive speed 10.s spw 10.2 i would like 2 get all i can out of them i have a kicker 1600 by 1 on them and a power big power cap i built a ban pass box 4 them but not sure on air space what should it be. i got them from a pawn shop but are new dont have the paper work please help please melissaben1012@gmail.com or phone # 727-768-7092 call any time its my cell thank u i have 4 kids that love music and bass please help