Genuine OEM Volkswagen Oval Hexagon Socket Head Bolt, part number N10571403. This specialized bolt is designed with an oval-shaped head and an internal hexagonal socket drive, making it suitable for specific fastening applications within the turbocharger system. Its unique head shape and drive type ensure secure mounting of critical components. The precise dimensions and material ensure reliable performance under demanding conditions. Genuine OEM bolts guarantee exact fitment and the correct material properties for safety and longevity.