The product is a 4 pack of Mobil Delvac 1300 Super 15W-40 Diesel Oil, with each container holding 2.5 gallons of synthetic blend motor oil. Specifically designed for trucks, this heavy-duty oil is formulated to provide extended engine life and is developed in collaboration with OEMs. With a viscosity of 15W-40, it is compatible with diesel fuel and is recommended for 4-cycle engines. The oil is a direct replacement for OEM products and comes with a weight of 19 lbs per pack, offering a high-quality option for vehicle maintenance.