Using this Injen cold air intake is easy. First, make sure your engine is off and cooled down. Then, carefully install the intake following the included instructions. Once installed, start your engine and enjoy the improved performance. When it comes to maintenance, regularly check the Injen SuperNano - Web dry air filter. If it looks dirty, you can service it according to the cleaning guide provided. Remember, always use the right tools for any installation or maintenance work. Also, keep an eye on your engine's performance and the Air - fuel (A/F) ratio. If you notice any issues, it's a good idea to consult a professional. And don't forget, this intake comes with a limited Lifetime Warranty, so if anything goes wrong, you're covered.