This Febi Oil Cooler Seal Ring is a genuine OE quality replacement part designed to ensure proper oil flow and prevent leaks within your engine. Over time, oil seals can wear out, potentially affecting engine performance. This set includes 2 seal rings, sold as a set. Febi is a reputable manufacturer known for its quality automotive components. Part Manufacturer: Febi. Manufacturer Part Number: 18778. This part is compatible with various vehicles; please use the compatibility guide and check all listing information before purchase to ensure correct fitment. If unsure, please contact us for assistance.