Turbocharger High-speed oil seal rings and precision clearance design for durability and reliability,Turbine housing QT450-10 ductile iron, temperature resistance up to 700°C. Turbine wheel, K418 alloy, strong oxidation stability, temperature resistance up to 900°C,Compressor housing ZL104 aluminum alloy, lightweight design. Cooling and lubrication drain gaskets water oil cooling system is adopted to support high-load operation; Wet floating bearing design ensures adequate lubrication. Function: This turbo actuator solenoid valve adjusts boost pressure through resisting spring pressure and redirecting exhaust flow. Direct Replacement: Designed for direct fit replacement, it can be installed swiftly with no intricate steps, offering easy assembly and application to efficiently save your energy and installation time., Manufacturer: CQJJXKYC