need help on a box port

[trinikidd]

i'm buying a fi btl 18 fully loaded,it going in a 2000 grand marquis, i have alot space but this is the measurements,22h x 29w x 46l,i need help on how to put the sub and getting a port tuned to 32hz.this is my setup thats almost in the car RF T4004,T10004,T40001,4 pairs of t162 components sets,all 0 gauge RF wires and rcas

[AI James]

banginonabudgets doing box designs for 5 bucks hit him up