The Perkins 28391660 is a genuine OEM air filter assembly designed to protect Perkins engines from harmful contaminants. This high-quality filter prevents abrasive particulate matter from entering the engine's cylinders, ensuring optimal performance and extending engine life by reducing mechanical wear and oil contamination. With a height of 300 mm, an outer diameter of 150 mm, and an inner diameter of 80 mm, this robust filter is essential for maintaining engine health in various agricultural and construction machinery applications.