This CORTECO oil filler cap, part number 220157S, is engineered to provide a reliable and tight seal for your vehicle's oil system. Ensuring the cap is properly fitted helps prevent oil leaks and contamination, which are crucial for engine health and longevity. Crafted with durable materials, this cap is built to withstand the demanding conditions under the hood. Its precise fitment guarantees easy installation and removal, while maintaining its integrity through regular use. Maintaining the integrity of your oil system is paramount. A faulty or missing oil filler cap can lead to significant engine damage over time. This CORTECO cap offers peace of mind, knowing you are using a quality component designed for your specific vehicle's needs.