Very pleased With My Purchase Two EVL 12s with the Skar Ported Box Pounds Hard As Hell I Love Em .. Im Still In The Break In Process But by Far The Best Quality Set Up Ive Had To Date And ive owned Rockfords, Kickers, Mtxs, Pioneers amongst much more ive been playing with Subwoofers since i was knee high to a grasshopper and These Outperform anything that Ive owned to date by 100 percent everything about them are built solid af... Thank You Skar Audio Im beyond Happy With These Subwoofers And I'm Looking Forward to purchasing from you guy's again in the future 💯