Using this Injen cold air intake is easy. First, make sure your car engine is turned off and cooled down. Then, follow the included installation instructions to replace your existing air intake with this new one. It's designed to fit specific Honda S2000 models from 2006 - 2009 (Base) and 2008 - 2009 (CR). When driving with this intake, you'll notice an increase in power and a cool, throaty sound. As for maintenance, check the Injen SuperNano - Web dry air filter regularly. If it looks dirty, you can clean it according to the cleaning guide that comes with the filter. Also, keep an eye on the intake tube for any signs of damage or blockage. Make sure to follow Injen's warranty terms to keep your intake covered.