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.
We match the exit size to the size exhaust you ordered, so if you are ordering this after the fact, please include the exhaust size you have in your order. Replaces the OEM catalytic converter with a free flowing pipe. Completely straight through (no bottleneck), free flowing mini-muffler and pipe. Replaces the OEM catalytic converter with a 3" metal substrate core high-flow performance cat and our mini muffler. The metal core is our highest flowing cat available and it will