Using this Injen cold air intake is easy. First, make sure your engine is turned off and cooled down. Then, carefully install the intake according to the included instructions. The intake is designed to fit specific models, so ensure it matches your vehicle. When it comes to maintenance, the Injen SuperNano - Web dry air filter is fully serviceable. Check it regularly, especially if you drive in dusty or dirty conditions. You can clean it following the filter cleaning guide provided. For best results, keep an eye on the Air - fuel (A/F) ratio. If you notice any unusual engine sounds or performance issues, it might be a good idea to have your vehicle checked by a professional. Also, remember that this intake comes with a limited Lifetime Warranty, so take advantage of it if you encounter any problems.