Using the Injen SP series cold air intake is quite simple. First, make sure your engine is turned off and cooled down. Remove the old air intake system carefully following your vehicle's manual. Then, install the Injen intake in its place, connecting all the parts securely. When it comes to maintenance, regularly check the Injen SuperNano - Web dry air filter. If it looks dirty, it can be serviced easily. You can clean it with a proper air filter cleaner. Just follow the cleaner's instructions. Also, keep an eye on the intake tube for any signs of damage or looseness. When driving, avoid driving through deep water as it can damage the intake. And always refer to your vehicle's manual for any specific instructions related to your car model. With these tips, you'll get the most out of your Injen intake for a long time.