Using your Injen intake is easy. First, make sure your engine is off and cool. Then, follow the included instructions to install the intake kit. It's a direct - fit kit, so it should install smoothly. When driving, you'll notice improved power and performance. As for maintenance, regularly check the air filter. If it looks dirty, clean or replace it according to the instructions. Keep an eye on the tubing for any signs of damage or leaks. Also, remember that this intake is designed for specific models, so don't try to use it on other vehicles. With proper use and maintenance, your Injen intake will serve you well for a long time.