Genuine OEM Volkswagen Socket Head Bolt, part number N10738401. This bolt is used for securing components within the turbocharger assembly. It ensures a tight and reliable connection, critical for the proper function of the exhaust gas-driven air compressor. The bolt is made of high-strength steel to withstand engine operating temperatures and vibrations. Genuine OEM bolts maintain precise thread engagement and material integrity, preventing premature failure and ensuring the longevity of the turbocharger system.