Using this engine cover is easy. First, gather all the installation hardware that comes with the product. Then, carefully remove your old engine cover. You can do this by following the instructions in your vehicle's manual. After that, place the new Sinister Diesel engine cover in position and use the provided hardware to secure it. Make sure it's tightly fitted. When it comes to maintenance, keep it clean. You can use a mild soap and water solution to clean the powder - coated surface. Avoid using harsh chemicals as they might damage the finish. Also, regularly check the installation to ensure the cover stays in place and there are no loose parts. If you have any issues, don't worry as it comes with a lifetime warranty from Sinister Diesel.