Using the DC Sports Muffler Delete System is simple. First, follow the comprehensive instructions included in the package. Make sure you have all the necessary tools. The system comes with all the required hardware for installation. During installation, take your time to ensure everything is properly connected. Once installed, you're ready to enjoy the enhanced performance and great sound. As for maintenance, regularly check the exhaust system for any signs of damage or loose connections. Clean it with a mild soap and water solution to keep it looking good. If you notice any issues, such as strange noises or reduced performance, have it inspected by a professional. Remember, this system is designed for 2019 - 2021 Corolla Hatchbacks, so make sure your vehicle is compatible before using it.