Enhance your heavy-duty engine's performance with the Donaldson high-efficiency primary cellulose media filter. Designed to excel in demanding applications, it features corrosion-resistant steel liners for optimal airflow. The Pleatloc feature ensures even pleat spacing, extending the filter's lifespan. This primary filter meets ISO 5011 standards, ensuring quality. With dimensions of 10.43 inches in length, 2.37 inches inside diameter, and 4.15 inches outside diameter, it's built for efficiency.