Genuine OEM Volkswagen Crankcase End Cap, part number 04L103111. This cap is designed to seal an end of the crankcase, preventing oil leaks and maintaining internal engine pressure. Positioned on the engine block, it plays a critical role in the engine's lubrication system. Weighing approximately 0.056 kg with dimensions of 0.04m x 0.028m x 0.015m. Using a genuine OEM cap ensures a precise fit and durable seal, crucial for long-term engine reliability and preventing costly fluid loss.