Budget build

[Bass head 4-15s]

I have a 2001 ford expedition with 4-audiopipe txxbe 15s in a 14 cubic ft box tun-at37hz at the port,also I have 2ap-18001d,

Strapp at 2ohm with rise to 4.2 ohm and two 60amp hour batteries and 200amp alt what kind of spl numbers you think I.

Will get out of it., and I have two runs of o gauge wire to.

[Guest]

impossible to tell you. literally more variables at hand than there are needle stitches in your whole car. -20db.