The Genuine BMW SAF Carbon Mod Differential Oil is a high-quality lubricant designed specifically for use in BMW vehicles. This product comes in a 500mL bottle and is formulated with SAF carbon technology, which helps to reduce friction and wear on the differential components. This oil is essential for maintaining the smooth operation of the differential, which is responsible for transferring power from the engine to the wheels. It is recommended for use in all BMW models and provides long-lasting protection for the differential system. This product is an authentic BMW part and is guaranteed to meet the highest standards of quality and performance.