I hope you mean 4" 4 layer lol. 3" 4 layer won't take much over 2000, if that3500 watts daily music on a 9500 isn't too crazy. I've never understood how a 3" 4 layer can take that much power but everyone says they can. I only had 2000w on the one I installed for someone.
---------- Post added at 10:17 PM ---------- Previous post was at 10:17 PM ----------
I only said 4k because there was a guy on here who did a build with them off 4k daily and he wasn't having any issues..4k on a 9500G daily bla ha ah ha. its a 4 layer coil guys...