Using this Injen air intake is easy. First, make sure your engine is cool before installation. Follow the included instructions step - by - step to fit it properly to your vehicle. Once installed, start your engine and enjoy the improved performance. As for maintenance, check the Injen SuperNano - Web dry air filter regularly. If it looks dirty, you can service it according to the cleaning guide in the manual. Also, keep an eye on the intake tube for any signs of damage or loose connections. When it comes to long - term use, try to avoid driving through deep water as it can damage the intake. And remember, this intake comes with a limited lifetime warranty, so if you have any problems, contact Injen support.