Upgrading car audio enhances driving comfort and enjoyment, not just loudness or bass. Prioritize goals, budget, and each component—speakers, subwoofers, amps, wiring, and tuning matter. Professional ...

From eight-trackplayers to Bluetooth, 10 watts to 1,000 or more, tinny tweeters to Kevlar-wound speakers, and ACDelco to Bowers & Wilkins, automakers' audio offerings have evolved impressively ...

It’s pretty well known that few cars roll out of the factory at the advertised starting price; options lists can be attractive, with a hi-fi upgrade often too tempting to ignore. But do you need to ...