The Ford Mustang's active exhaust system is more than just an auditory gimmick -- it's a performance feature engineered to balance civility with the bellowing growl muscle car fans expect. Introduced ...

How do car exhaust systems work? Why do cars have exhaust pipes? What are the different components of an exhaust system? An exhaust system includes: headers, O2 sensors, catalytic converters, ...

Of the elements that make up the four-stroke cycle, the exhaust is the last part of the equation, and it also represents the end of an engine's ability to make power. Once the exhaust gas leaves the ...

Performance exhaust systems work best when they are accurately combined with intelligently selected engine components. Danny Shaffer's blown '55 Chevy in this issue is fitted with a set of 5-inch ...

You're driving a loaded diesel rig down a mountain pass, foot hovering over the brake pedal, heart racing. How do you slow 20,000 pounds safely without cooking your brakes? Cue the exhaust brake -– ...

The fuel and exhaust systems inside diesel engines work closely together. As a result, fuel- and exhaust-related issues can be some of the most difficult to diagnose: A symptom in one system often can ...