Automotive Standard Mechanical Parts Engine Crankcase Ventilation Pipe. Every detail of the crankcase oil breather valve fits the original vehicle, so there are no complicated steps to install. The oil-water separator effectively removes oil, grease, and other impurities from water, ensuring cleaner wastewater and protecting downstream equipment. Boasts high separation efficiency and durable construction, maintaining optimal engine performance over long-term use. Compact design allows for easy installation in tight engine compartments, with low resistance to ensure smooth ventilation., Manufacturer: HYDBCNP