This is a genuine CORTECO oil filler cap, part number 49362593. It is designed to provide a secure and reliable seal for your vehicle's engine oil reservoir. Properly sealing the oil filler cap is crucial for maintaining the integrity of your engine's lubrication system. It prevents dirt, debris, and moisture from entering the crankcase, which can lead to premature wear and damage. A tight seal also ensures that oil does not leak out, maintaining the correct oil level and preventing potential environmental contamination. Crafted with quality materials, this CORTECO oil filler cap is built to withstand the demanding conditions under the hood, including heat and exposure to automotive fluids. Its precise fit ensures easy installation and a dependable closure. Ensure your engine's protection and performance by replacing a worn or damaged oil filler cap with this high-quality CORTECO component.