We've learned from Chevrolet that headers and exhaust systems are an integral part of engine development because both have a direct affect on how the engine performs. PerTronix looks at engines ...

However, without the help of a properly flowing exhaust system, the engine's potential power will fall short. Big-tube headers are capable of moving large volumes of air with minimal restriction ...

One of the key decisions in setting up a Mopar street car concerns the exhaust system. Different requirements and different preferences are what make our cars unique. For some guys, getting ...

The smoother the transition from high exhaust pressure within a ... pressure wave's duration—and that makes the header system less sensitive to engine speed tuning (less peaky).