1) not a bad thingso now i had 2 problems, my sun roof and my voltage.
i had to crack mine on my TL all the time to let pressure outthe sunroof rattles so hard it sounds like it could break. yes going to be pickin up a alt soon.
amp?? I would put deadener before power any day bruh.... makes a huuuuuuuuuge difference... specially when you haz 3 layers... what amp do?indeed i do.....there is more important thing to get first tho.