Do you have the R style (xenon) headlights? I have the same noise and it’s something in the headlights for mine.

I’m trying to do a simple amplifier install while keeping factory amplifier and head unit. I have been trying to determine if there is a switched source in one of the fuses in the rear panel that I can tie into for the line converter that I am going to use, but cannot find anything.
I’ve seen ...