Using this Injen exhaust system is a breeze. Just install all the included tubing, mufflers, and hardware as per the instructions, and you're good to go. As for maintenance, keep an eye on the exhaust system for any signs of damage or wear. You can clean it regularly with a mild automotive cleaner to keep it looking its best. When using the vehicle, try to avoid rough terrains that could potentially damage the exhaust. If you notice any unusual noises or performance issues, it's best to have it checked by a professional.