Fit for Audi A3 fit for VW fit for Seat fit for Skoda 1.9 TDI Turbocharger. OEM NO. : 768331-0001,768331-0002. Compressor housing，ZL104 aluminum with lightweight ，Compressor wheel，Cast aluminium blades superior air tightness & corrosion resistance. 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