btl's over xl's their on different levels and yes will be cheaper in the long run same cone area and will use less space as in box.
cooling option and if u want high xmax so it will sound a lil better then do that 4 10 dollars extra, will be a better daily
414.00 each so 828
3 bls with cooling and shipping will be a lot more for the 972.00 before shipping
$ 858.00 2 btls with free cooling right now and high xmax before shipping and shipping will be 1 sub less.