ok guys, im using a jl 1000/1 right now in the back powering a 12w7 in a slot ported box tuned to 32 hrtz, and in the front im using 2 5.6 rf t1 speakers powered by a flex 5 alpine MRPF356 amplifier. i need to know howt o set the lpf and hpf of on these to make good sq