You roll up to a stop sign and your chest tightens with dread. Whenever you accelerate, your engine sputters, backfires, and in general sounds horrible. Plus your car smells awful. All of these ...

Fortunately, as long as the ordinance is reasonable, it isn't all that hard to do. The most common maximum noise level agreed upon is 95 to 100 decibels at 100 feet. For a V-8 race car, that isn't ...

When we have an automotive concept that involves complex science, we know just who to turn to for a proper explanation. That would be Jason Fenske from Engineering Explained. Today's concept is all ...

Part of our performance-car obsession is the sensory input. For many of us, what gets our initial attention are the characteristic sounds of high performance engines, via their exhaust notes. For any ...

The idea that Harley-Davidson engines need exhaust backpressure to produce power is one of the most persistent beliefs in the ...