Material: Made from intently selected high-density, reliable materials, the smooth inner for wall does not obstruct normal airflow and possesses work stability, preventing wear and thinning even after long-term use. Features: Helps maintain proper engine ventilation, preventing excessive internal pressure that could damage core components and significantly reducing the probability of engine malfunctions. Installation: Both ends of the ventilation duct are reinforced, preventing slippage and ensuring stability even after prolonged use. Function: Provides a passage for gas venting from the engine crankcase. We test its pressure resistance, material integrity, and for fit to provide reliable performance. Service: Please verify the product image and part's OE/OEM number before purchasing. If you have any questions, Please communicate with us, and we will reply as soon as possible., Manufacturer: MAIEYTE-1