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, ...

We get it: You want your car to turn heads. But to do that, it's not enough to make your car look good. You want it to sound good too. That sound all comes down to your car's exhaust system — at least ...

When it comes to car mods, exhaust headers are a common place to start. But what exactly makes them different from stock manifolds? Here's what to know.