Using this intake system is easy. First, make sure your engine is off and cooled down. Then, remove the factory intake following the car's manual. Install the new intake in its place, ensuring all connections are secure. When it comes to maintenance, regularly check the filter for dirt. You can clean it without the need to re - oil it. Just follow the cleaning instructions provided with the filter. As for precautions, always wear gloves when handling the intake to avoid any dirt or oil transfer. Also, double - check all connections after installation to prevent any air leaks.