Brand and Quality Assurance 100% brand crankcase exhaust valve with reliable quality assurance for long term use. OE Standard Precision Precisely manufactured to meet the OE standard for engine crankcase ventilation, ensuring proper fit and function. Durable Materials Made from materials selected for maximum durability and long service life. Stable Performance and Reliability Features stable characteristics, good performance and reliability in typical operating conditions. Compatibility and Fit Designed to match OE dimensions for easy replacement; verify compatibility with your engine model and connections. Applications and Use Scenarios Routine maintenance replacement on vehicles with crankcase ventilation systems to restore proper ventilation. Engine rebuilds or refurbishments that require a compliant crankcase ventilation valve for correct venting. Addressing symptoms such as rough idle or increased oil consumption caused by a faulty crankcase ventilation valve.