Using this AR - 15 exhaust tip is simple. First, make sure your diesel truck's exhaust system has a 5 - inch inlet. Then, use basic hand tools to attach the exhaust tip. It should only take a few minutes. As for maintenance, regularly check the exhaust tip for any signs of damage. Wipe it down with a clean cloth to keep it looking great. Avoid using harsh chemicals that could damage the powder coating. If you encounter any issues, the 1 - year warranty has got you covered.