A unique, waterbased coating used to protect your engine from outside dirt and grit. It forms a glossy film which acts as a barrier to the engine upon evaporation. It has good dust repellency and anti-static property. Application: 1. Ensure that engine surface is clean. If not, please clean and wash off surface with GM-Tech Multipurpose Clenaer. 2. Then, spray GM-Tech Engine Coating evenly onto engine surface before closing the front bonnet 3. Turn on the car engine and let the engine run for at least 15-20minutes until the surface is dry. 4. A glossy surface will then appear onto the engine component.