Straight pipes result in seriously loud exhaust noises, but in the right situations, they could reap benefits when it comes ...

Does Illinois allow you to alter or modify your car exhaust to make it louder? Here’s what to know. Photo by Khunkorn Laowisit: If you drive often around the metro-east or across the river into St.

The next time you see a semi truck rumbling down the highway, pay attention to the vertical exhaust stacks rising up from behind the cab. These exhaust pipes aren't just for aesthetic purposes: These ...