The WIX 16-1/8" x 4-15/16" OD air oil separator is designed to efficiently capture oil vapors, maintaining engine cleanliness and functionality. Its large surface area provides maximum filtration capacity for oil mist, while its wear and tear resistance ensures consistent performance over time. By effectively separating oil from compressed air, it contributes to reduced emissions. It is built to meet demanding heavy duty operating conditions with consistent, reliable performance.