A stock system is designed to reduce and if possible eliminate all the noise produced by your vehicle. Because of this, the axle-back exhaust system does not impact the flow or pressure of the exhaust gases in any way. The axle-back exhaust system uses the factory exhaust pipe which does not have a large diameter. This offers even more breathing space for the engine thus better performance. Most cat-back exhaust systems are customized and not universal. One is to replace specific parts like with cat-back exhaust systems.

Because the success of a catback exhaust system&nbsp