Genuine OEM Volkswagen Seal Ring, part number 04B145417. This seal ring is a vital component used in the intake and turbo systems to create a tight seal between mating parts, preventing air or fluid leaks. Its precise dimensions and material composition are engineered to withstand the operating conditions of the engine. Proper sealing is essential for maintaining optimal performance and efficiency of the intake and turbocharger systems. Genuine OEM parts guarantee the correct fit and material properties required for reliable operation and longevity.