Using this Injen cold air intake is straightforward. First, make sure your engine is cool before installation. Follow the included instructions to carefully install the intake in your 2013 - 2014 Dodge Dart 1.4L Turbo 4 - cylinder vehicle. Once installed, you'll immediately notice improved engine performance. When it comes to maintenance, check the Injen SuperNano - Web dry air filter regularly. It's fully serviceable, so you can clean it as needed to keep it working well. For cleaning, use a mild cleaner and let it dry completely before reinstalling. Also, keep an eye on the air - fuel ratio to ensure the engine runs smoothly. As a general rule, if you notice any unusual noises or a drop in performance, it might be time to check the intake system. And remember, this intake comes with Injen's limited Lifetime Warranty, so you're covered for peace of mind.