The Kubota 3628043550 Diesel Fuel Conditioner is a genuine OEM 4 oz (0.118 L) additive designed to optimize the performance and longevity of all Kubota diesel engines. This essential fuel supplement helps to clean injectors, prevent corrosion, and improve fuel stability, ensuring reliable operation and enhanced fuel efficiency. It is formulated to protect critical fuel system components from wear and tear, making it a vital part of routine maintenance for Kubota machinery.