Using this Injen intake is straightforward. First, make sure your engine is off and cooled down. Then, carefully install the intake according to the included instructions. When you're driving, you'll notice an immediate difference in power and engine sound. As for maintenance, regularly check the Injen SuperNano - Web dry air filter. You can clean it when it gets dirty. Just follow the cleaning guide provided with the filter. Also, keep an eye on the intake tube for any signs of damage or loose connections. If you spot any issues, don't hesitate to reach out to Injen's customer service. Remember, always use this intake in a proper vehicle environment and don't try any unauthorized modifications.