Hi, apologies if I'm breaking any rules by asking here. I've searched and searched and found very little info from Google or elsewhere. It may be that I'm not using the correct terms, this is why I'm hoping that someone might be able to assist me here. 

Tldr (too long didn't read):
I have an electrical static noise coming from the dash passenger side. It sounds like when a speaker is loosely connected and it crackles.

Details:
The noise began after installing a vibe active sub. The sub a