Re: box build, 2 12's
im in the same boat as you...looking for 4.0 CU except i dont want it tuned to 35, id rather mine be tuned to 33
2013 JeepGrand Cherokee Laredo X package
Subwoofers: 2 12" DSS ethos in a 3.5 cube box with 65 sq inches port
Subwoofer Amp: none yet.
Speakers: 6.5" Polk components in the front, 5.25" Polk in the rear.
Speaker Amp: PPI 900.4
Electrical: Singer 270a HO alternator, 3 xs d3100 and a stock 80ah agm up front.
Wire: All sky high 0 gauge ofc