Most designs of the time therefore included secondary air injection, which injected air into the exhaust stream. This increased the available oxygen, allowing the catalyst to function as intended. Cat-back exhaust systems replace every component behind the catalytic converter, including most piping, mufflers, resonators, and tailpipes.
A dual exit on the other hand, is just a single exhaust system but with two exhaust tips. This is because, with a cat-back exhaust system, you will experience a significant increase in your fuel economy. The tone provided by different cat-back exhaust systems varies from one system to another.
Follow us on Facebook, Instagram, YouTube and Twitter to stay up to date on our latest products, projects, and adventures. Join the conversation and show off your ride with #MagnaFlow for a chance to be featured. Overall, cat back systems are relatively low-maintenance and easy to keep in good working order. There are a few common problems that can occur with cat back systems, but fortunately, they are relatively easy to fix.
If you