Looking for some help on the big 3. My sub is a fi btl n2 15" fully loaded with a hifonics brutus brz2400.1d subwoofer is in a box I built at 4.8cu and tuned to 34Hz. I ran 0gauge to a stinger spp1200 no capacitor oh and it is in a Nissan Titan getting the sub this Saturday taking forever to...