guys i just got a new amp that im giong to use in my car for components its 100 ms times 4 at 4 ohms 200 times 4 at 2 ohms a little underrated to, its a sherwood XA 5400 if someone could find a link for it lol, but im wondering, its a nice shiny solid black, and ive pretty much got my heart set on using it, but its a little scrateched up, would normal spray paint work>??? or is this bad for the amp??? what can i use???