For most enthusiasts, the first serious modification is an exhaust, and the choice usually narrows to two options: cat-back ...

Cat-back and axle-back exhaust systems both replace a car's stock system. But there are key differences in their comprehensiveness and effect on power.

So you've just bought a Corvette, and like most hobbyists, you've already got your eyes and your ears focused on the exhaust system. Sure, the factory pipes are fine for the no-mod crowd, but you've ...