Genuine OEM Audi Engine Inlet Valve, part number 06D109601M. This precision-engineered valve is a critical component within the cylinder head, responsible for accurately controlling the intake of the air-fuel mixture into the combustion chamber. Proper valve function is essential for optimal engine power, efficiency, and emissions. Measuring approximately 0.107 meters in length and weighing about 0.075 kg, this valve is manufactured from high-strength, heat-resistant alloys. Choosing a genuine OEM inlet valve ensures exact dimensions, material composition, and heat treatment, providing a perfect seal and reliable operation under extreme engine temperatures and pressures, which is crucial for engine longevity and performance.