What goes in must come out. That's the whole premise behind an exhaust system. As with every other component on a high-performance vehicle,howyou accomplish the task can make a big difference in how ...

We've all heard the talk. It seems to run the gamut from, "Dude--headers are worth 100 hp," to the naysayers who snivel "Headers? They aren't worth the trouble." The truth is actually somewhere in the ...