The premise of the test was simple. First we'd select a test vehicle, then run all the mufflers on the chassis dyno to determine the horsepower output and back pressure of each set, and then test them ...

Harley-Davidson exhaust sound comparison featuring various mufflers: CHAPTERS: 00:00 Introduction 00:48 Different Mufflers 02:03 Pie Cut Muffler Turnout 02:51 Reverse Cone Muffler 03:39 Pipe Bomb ...

The main thing that separates hot street cars from race cars is mufflers. Heck, you've got blowers, injectors, roller cams, ported heads, and anything else you can name on street cars these days.

Gearheads come in all shapes and sizes, but we’re all drawn in by a similar experience. At some point or another, when you were innocent and none the wiser, you were exposed to that magical automotive ...