alright guys been crunching some numbers car stereo port calc. suggested 268in^2 min. port area for the 2 subs here's what i got net vloume= 9.24ft.^3 port area= 283.5in^2 tuning= 35hz. and it's not center slot port anymore, changed it to L slot port. the port is 9.58ft^3. WOW?!?! better?! lol let me know what you guys think. thanks!