Enhance the performance of your heavy-duty engine with the Donaldson primary air filter. Its high-efficiency cellulose media is tailored to excel across a wide range of applications. The filter boasts corrosion-resistant, coated steel liners that provide robust support, ensuring optimal airflow during operation. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and thereby promoting a longer service life. Meeting ISO 5011 standards, this filter is a mark of quality and reliability. With dimensions of 5.00 inches in length, 8.12 inches inside diameter, and 11.68 inches outside diameter, it's designed for a seamless integration into your system, making it an essential addition for discerning users.