This is a genuine CORTECO oil filler cap, part number 220124S. Designed to provide a secure and reliable seal for your vehicle's engine oil reservoir, this cap is essential for preventing oil leaks and maintaining optimal engine performance. The cap is manufactured to meet stringent quality standards, ensuring a precise fit and durable performance. Its robust construction resists wear and tear from engine bay conditions, offering long-lasting protection. Properly sealing your engine oil is crucial for preventing contamination and ensuring the longevity of your engine. This CORTECO oil filler cap is a direct replacement for your original part, guaranteeing compatibility and ease of installation.