Using the Injen SP cold air intake is easy. First, make sure your engine is off and cool. Locate the existing air intake system in your vehicle and carefully remove it. Then, install the Injen intake following the included instructions. You'll notice a difference in performance right away. When it comes to maintenance, check the SuperNano - Web dry air filter regularly. If it's dirty, you can clean it according to the cleaning guide provided. Don't use harsh chemicals as they can damage the filter. Also, make sure the heat - shield and top cover are properly attached and in good condition. If you have any issues or questions, refer to the included manual or contact Injen's customer service. With proper use and maintenance, your Injen intake will serve you well for a long time.