Some cars benefit from third-party speakers and other upgrades, but these premium vehicles will rival top-tier hi-fi setups straight from the dealer.

Cars make all kinds of noises, even when they're operating correctly. You turn the key and the engine fires up with a consistent and satisfying rumble. Horns beep, doors slam, and your car's interface ...

A nearly silent car moving through a parking garage or crowded street might seem like a sign of modern engineering. But that quietness has forced regulators to rethink how vehicles signal their ...