Using this cold air intake is easy. First, make sure your vehicle is turned off and cooled down. Then, follow the included installation instructions to install the intake and the 4.5 - inch air filter. There's no need to tune your vehicle. Just install it and enjoy the extra power. When it comes to maintenance, check the air filter regularly. If it gets dirty, clean or replace it according to the filter's maintenance guidelines. Remember, this intake only fits 2020 - 2022 Ford F - 250/F - 350 with a 6.7L Powerstroke engine. So always double - check your vehicle's year and engine before installation.