This engine piston rings set is designed for vehicles equipped with 4.6L or 4.7L V8 M278 engines manufactured between 2011 and 2020.The set provides a precise fit and effective sealing to support engine efficiency.Each ring is constructed from materials suitable for operating conditions.The design helps minimize oil consumption and supports consistent compression across all cylinders.Included OEM reference numbers: A2780301117, A2780301517, A2780302317, 2780300100, 2780302717.Installation follows standard procedures for engine rebuilds or repairs.Confirm compatibility with your specific engine configuration before installation.This piston ring set serves as a functional replacement for engine maintenance, repair, or rebuilding projects.