EdgarC6789

Helllo Im new to the forum and hopefully someone can help me out on this Long story short I bought 2 brand new subs and good wires and paid for a custom box.. etc.. and I dont feel its as loud Before this I had 2 L7s wired down to 1 ohm in a 6 cube box tuned to 32hz and it seem almost the same..(in a car) I have 1996 2 door tahoe 2 Sundown X-15s D4 wired to 1 ohm on a Sundown 2500.1 Clarion Eq Kenwood kvt 512 indash and Knuconcepts 0/4 Gauge OFC wire I grounded the ground to the bolt of the back seats(sanded it and cleaned the area)under 12" 0 gauge I have 1 yellow optima and a stock alternator( 0 gauge wire from alt to battery & bat ground to chassis.. Yes im missing one more for the big 3 but I dont know where ) im guessing the box is too small? port to small? or my weak alternator? [/url] The height from top to bottom counting the tripple baffle is 17" I tried to give all the details so someone can help me out on this