2010-2013 Mazda 3 & Skyactiv Audio & Electronics
So I just bought a Jensen 760.4(x4, 60w rms), and I had Best-Buy hook it up to my stock hu, and all four door speakers(alpine type s 5x7 150w rms). Once it was done after about 5 hours, he told me that "he didn't want to over power my speakers so the gain is only turned up half way" And that my...