Using this DC Sports ceramic header on your 2000 - 2009 Honda S2000 is straightforward. Just follow the installation instructions that come with it, and you'll have it set up in no time. When driving, you'll notice better performance right away. As for maintenance, it's a good idea to check the header periodically for any signs of damage or wear. Keep it clean to make sure the ceramic coating stays effective. Also, since it's certified for all 50 states, you don't have to worry about legal issues when using it in any part of the USA. But always remember to drive safely and enjoy the enhanced power of your car.