The Walker Mega-Flow NoiseBraker muffler, manufactured and marketed by Tenneco, is designed to provide a direct retrofit for Class 7 and 8 vehicles, capable of reducing backpressure and quieting the ...

These two key exhaust parts that play critical roles in keeping your car quiet, but how do they differ?

Nothing's quite as cool as the throaty growl of a high-performance exhaust system on hot rods, muscle cars, and race vehicles. And the good news is that squeezing engine performance out of your daily ...