Using this Mishimoto intercooler pipe kit is straightforward. First, make sure your vehicle's engine is cool before installation. You can either install the pipes separately or as a complete kit according to your preference. When connecting the pipes, ensure the couplers are tightly attached to prevent any air leaks. As for maintenance, regularly check the pipes and couplers for any signs of wear or damage. If you notice any cracks or loose connections, replace the parts promptly. Also, keep the pipes clean to maintain optimal airflow. The silicone couplers are quite durable, but avoid exposing them to extreme heat or harsh chemicals. Remember, this kit comes with a lifetime warranty, so if you have any issues, don't hesitate to contact Mishimoto.