ok im building a downfiring box for under my rear seat in my 2006 silverado. i need port and tuning help. i want the maximum output and quality sound i can get. my box is a lil small for the sub but its all i caan fit under the seat even after rasing it an inch. here is what i got so far.
please help me out guys i have racked my brain all day on this. this is the first time i have ever actually tried to tune a box. any questions just ask.
