HEATKEYS

Car audio technical information with more than 125 individual pages, 50+ calculators and wav files. The covered topics range from basic electronics theory to more advanced topics such as speaker impedance as it relates to frequency, damping factor a...

YouTube is a place to discover, watch, upload and share videos.

Get free Shipping on everything $49 and up until December 25th! Call 1-800-319-8943 for custom-tailored advice audio/video electronics for the Car and Home.

E46Fanatics is the premiere website for BMW 3-series owners around the world with interactive forums, geographical enthusiast directory, photo galleries, technical information and an invaluable resource into the minds of true BMW enthusiasts.

Mp3Car Car Computers Mobile Computing

The Internet

Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

AcuraZine is the Web

Are you down for sound?? Join the fastest growing car audio website today!Its FREE and EASY!

CustomTacos.com is dedicated to Toyota Tacoma enthusiasts. Features include an interactive discussion forum, tech tips and tricks, automotive news, event calendar and MUCH more

Scosche Industries

Bimmerforums is the preferred online community for BMW owners. You will find technical how-to information, maintenance specifics, audio advice, wheel and tire combinations, and model specific details not found anywhere else.