Exact pipe size and length not only help determine how much but where in an engine’s rpm range power improvements are provided. Obviously, for trucks it needs to be in the lower range, below ...

One of the most recognizable semi truck features are the vertical exhaust stacks. Other than looking cool, do they actually serve any purpose?

Your pickup truck is a little bit of you that just happens to sit in the driveway. You may want to customize your truc ...

Read how this 4x4 Truck Exhaust System Hints for performance and more Power, ... If the pipes are too big, the exhaust will just tumble around inside the tubes and you won't get a proper exhaust flow.