Another difference is with the material used in the cat-back exhaust system against that in stock exhaust systems. But the problem with a resonator is that it can cause restriction to the flow of the exhausts. In the end, this can end up lowering your vehicle’s performance. It is also more affordable and easier to install than other types of exhaust systems, including the cat-back exhaust system. Cat-back and axle-back exhaust systems are both aftermarket exhaust systems. A performance exhaust system, like the cat-back exhaust, allows for easy splitting into dual exhaust.

Because the success of a catback exhaust system&nbsp