Using this Noble exhaust is easy. First, make sure your vehicle is parked on a flat and stable surface. Gather all the included parts and check them against the list. Then, carefully remove your old exhaust system following the standard procedure. Next, install the new exhaust using the provided hardware. It's designed for easy installation, so you should be able to do it without much hassle. As for maintenance, regularly check the connections to make sure they are tight. Clean the exhaust tip with a mild cleaner to keep it looking shiny. When driving, avoid hitting curbs or other obstacles that could damage the exhaust. If you have any questions or encounter problems, don't hesitate to contact our customer service.