Introducing the DuraLite primary air filter, meticulously engineered to excel even under the most demanding conditions, especially in two-and three-cylinder engines with severe pulsations. Its vibration-resistant media is securely housed in rugged ABS plastic, ensuring it remains intact even in the harshest environments, setting it apart from other designs. Installation is a breeze, and once in place, it proves itself as a paragon of durability and reliability. When replacement time comes, disposing of it is as easy as regular trash pickup. This filter proudly meets ISO 5011 standards, ensuring its quality and performance. Crafted with cellulose media material, it offers outstanding filtration efficiency. With a length of 6.5 inches and an outside diameter of 8.5 inches, it seamlessly integrates into various air cleaning systems. Achieve exceptional results with a maximum air flow of 5.3 m3/min (187 cfm) and a final resistance at FPM of 7.99 Inch H2O.