eBuying Guides: Car Audio Concentrates on where to shop for products, but also has staff-produced buying guides. Some of the guides are links to other buying guide sites.
Epinions: Car Audio Consumer-generated reviews, buying tips and advice, ratings, price information, and searchable in a variety of ways from price to product type.
Carstereo.com Product reviews, forum, classified ads and online store directory.
Car Amplifiers Provides information about installation, reviews, links to forums and brands.
Install Doctor Car stereo installation resource. Step by step installation instructions complete with photos, tool list, and wiring detail, and a question and answer forum.
