Introducing the Donaldson Extended Life primary air filter, a reliable solution for heavy-duty engine applications. Crafted with high-efficiency cellulose media, this filter excels across a wide range of demanding conditions. Its corrosion-resistant, coated steel liners not only provide structural support but also enhance airflow efficiency during operation. The innovative Pleatloc feature ensures consistent pleat spacing, preventing media from bunching and promoting an extended service life. With a length of 10.00 inches, inside diameter of 7.72 inches, and outside diameter of 12.09 inches, this filter adheres to ISO 5011 standards. Trust in its proven performance and durability for your engine's filtration needs.