The shop told you an loc will cause engine noise. They are bright ones. I have had less engine noise with an loc than an aftermarket head unit because the loc has so much gain you can get noise out really easy.maurimx said:
The re-q is what you need it alos gives you 12 v out as well for the turn on
and i have a group buy on it right now.
http://shop.tech12volts.com/product.sc?categoryId=31&productId=89