Using this Injen intake is easy. First, make sure your Ford Bronco is turned off. Then, find the original intake system and carefully remove it. Next, simply drop in the new EVO9300C intake system without any need for modifications. After installation, double - check all connections to ensure they are secure. As for maintenance, it's a good idea to inspect the intake regularly for any signs of dirt or damage. If it gets dirty, clean it according to the manufacturer's instructions. When driving, avoid deep water as it could damage the intake. Also, keep an eye on the engine performance. If you notice any issues, consult a professional mechanic.