CORSA exhaust parts, hardware and detailed instructions are included in each kit so you can get on the road as fast as possible. We hope this article has provided a thorough answer to the question of what is a catback exhaust and provided advice on how they can help improve the performance of your car. While they may not provide a big performance boost for all cars, cat-back exhausts are a simple and effective way to improve gas flow in your exhaust system beyond what stock exhausts are capable of. Catalyst poisoning occurs when the catalytic converter is exposed to exhaust containing substances that coat the working surfaces, so that they cannot contact and react with the exhaust. The most notable contaminant is lead, so vehicles equipped with catalytic converters can run only on unleaded fuel.
From the inception of the small block Cobra, Carroll Shelby intended to build a race version of his lightweight roadster