When it comes to performance, many overlook the backside of the equation, more commonly known as the exhaust. The old adage that what goes in must also come out, should immediately come to mind when ...

Have you ever tried exhaling through a straw? It's not the easiest thing in the world to do, is it? The full power of your lungs is held back as you attempt to push the air through the narrow-diameter ...

On a previous episode of Engine Masters, we watched David Freiburger (of Roadkill fame) and his crew run a comparison test between differently sized headers of the same long-tube variety. This time, ...