Introducing the Donaldson primary air filter, a powerhouse designed to excel in heavy-duty engine applications. Its high-efficiency cellulose media ensures top-notch performance without making any extravagant claims. The filter is fortified with corrosion-resistant, coated steel liners that provide vital support to the media during operation, optimizing airflow for maximum efficiency. The innovative Pleatloc feature ensures uniform pleat spacing, preventing any media bunching and ensuring a longer service life. This filter complies with ISO 5011 standards, a testament to its precision and reliability. With dimensions of 2.76 inches in length, 2.37 inches inside diameter, and 3.82 inches outside diameter, it offers a tailored fit for your filtration needs.