Introducing the DuraLite primary air filter, a robust solution engineered to excel under severe pulsation conditions, especially in two-and three-cylinder engines. Its vibration-resistant media is securely housed in molded ABS plastic, ensuring longevity and reliability that surpass other designs. Installation is a breeze, and its completely disposable nature means it's suitable for regular trash pick-up, contributing to an eco-friendly approach. Compliant with ISO 5011 standards, this filter boasts an impressive maximum air flow of 2.1 m3/min (74 cfm) and a final resistance at FPM of 7.99 Inch H2O. With a length of 6 inches and an outside diameter of 4.5 inches, the DuraLite filter stands as a dependable and sustainable solution for primary air filtration.