Genuine OEM Audi Hydraulic Bearing, part number 8E0199379BJ. This hydraulic mount is engineered to absorb engine vibrations and isolate them from the vehicle chassis, providing a more comfortable and quieter ride. It is a crucial component for engine mounting. The bearing utilizes hydraulic fluid to provide superior damping compared to standard rubber mounts. Genuine OEM hydraulic bearings are precisely calibrated for optimal performance and longevity.