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: The turbocharger actuator solenoid valve works to regulate boost pressure by counteracting spring tension and diverting exhaust gas flow. Direct Replacement: It serves as a direct replacement part, featuring quick, hassle-free installation without complex procedures, enabling convenient mounting and usage while greatly cutting down your time and labor costs., Manufacturer: EHYSYN