Using this Injen intake is easy. First, make sure your engine is cool before installation. Follow the included instructions carefully to mount the intake properly. As for use, just drive your car as you normally would and enjoy the enhanced performance. When it comes to maintenance, check the air filter regularly. If it looks dirty, you can service the Injen SuperNano - Web dry air filter according to the instructions. Keep in mind that since this intake changes the airflow in your engine, always make sure to use high - quality fuel to get the best results. And don't forget that it's covered by the Injen Technology limited Lifetime Warranty, so if you have any issues, you're in good hands.