Using this Injen cold air intake is easy. Just install it according to the included instructions in your vehicle that it's designed for (2010 - 2012 Mazda 6 i or 2009 - 2013 Mazda 6 S). Once installed, start your engine and enjoy the improved performance and the cool sound. When it comes to maintenance, check the SuperNano - Web dry air filter regularly. If it looks dirty, you can clean it following the cleaning guide provided by Injen. Make sure to use only recommended cleaning products. Also, keep an eye on the overall intake system for any signs of damage or loose connections. If you notice anything wrong, don't hesitate to contact Injen's customer service. Remember, this intake comes with a limited Lifetime Warranty, so take good care of it to make the most of it.