Optimum exhaust flow is critical to maximizing the efficiency of any engine. After all, an engine is just a sophisticated air pump – and the easier it is to move air in and out, the more efficient the ...

Like many of those building a classic truck, installing an exhaust system is more complicated and deserves more thought than merely visiting the local muffler shop. Engine swaps, transmission, and ...

One of the easiest upgrades you can make to your pickup truck can also help deliver better power and improved fuel economy. In fact, if your truck is tall enough, you won't even have to put it up on ...

Remember when you got your first Mopar? Chances are it wasn't a Six-Pack equipped Road Runner or Hemi 'Cuda, but rather a Charger, Satellite, or Dart with a 318 or similar low-performance engine and ...

It’s been a few issues since you’ve last seen our Project 2012 Camaro SS, and we apologize for that. Trying to build eight other cars at once can be draining, and pretty time consuming. We’re now ...

Now that we have a better understanding of why headers work, the question now becomes do they work in the presence of boost? To find out, we decided to run a series of tests by comparing headers ...

Iron castings, such as exhaust manifolds and risers, fail from corrosion as they cool and contract. Many a boat that runs well has been put in its slip on Saturday afternoon only to have water siphon ...