To get the most out of any car audio product means using it correctly. Installations vary from simple head unit and stock speaker replacement right on up to custom built dashes, door panels and trim panels. It would be impossible to cover all the topics required to make everyone a master installer, but here are just a few tips.

Fiberglass introduction
Fiberglass Bottom Subwoofer enclosure
Fiberglass Kick Panel project
Working with Vinyl