Using this Injen cold air intake system is easy. First, make sure your engine is cool before installation. Follow the included instructions carefully to mount the intake system properly on your 2019 - 2021 Hyundai Veloster N or 2021 Toyota Tundra. Once installed, start your engine and enjoy the improved performance. As for maintenance, regularly check the Injen SuperNano - Web dry air filter. You can clean it according to the filter's maintenance guide to keep it working efficiently. When it comes to storage, if you need to remove the intake for any reason, store it in a dry place away from direct sunlight. Also, always ensure that all connections are tight to prevent any air leaks. This will help maintain the optimal performance of your intake system.