This is a genuine ELRING oil filler cap, part number 000.162. Designed to provide a secure and leak-proof seal for your vehicle's engine oil reservoir. Maintaining a proper seal is crucial for engine health. This cap prevents contaminants from entering the oil system and stops oil from escaping, which can lead to engine damage and environmental pollution. ELRING is known for producing high-quality engine components, and this oil filler cap is no exception. It is manufactured to meet stringent industry standards, ensuring a perfect fit and long-lasting performance.