Nulon Full Synthetic 15W-50 Street & Track High Performance Engine Oil is recommended for use in high-performance V8 (including large bore), 6 and 4 cylinder engines, where the added protection of a high viscosity oil is required. Enhanced protection for vehicles using E10, E85 and LPG fuels. Nulon Full Synthetic 15W-50 Street & Track High Performance Engine Oil has added Molybdenum Dithiocarbamate (Moly DTC) to give you additional peace of mind performance. Moly DTC is proven to dramatically reduce friction and provide increased engine wear protection from cold start to extreme temperatures, giving you additional benefits over standard engine oil additives alone. Benefits Ultimate engine protection for high-performance engines during hard street and track driving. Higher viscosity shear stable formula for ultimate high-temperature stability. For petrol, diesel and LPG engines with 4, 6 and 8 cylinders. Enhanced protection for vehicles using E10, E85 and LPG fuels. Premium anti-oxidant formula. 15W-50 viscosity provides improved oil film strength. Added Molybdenum Dithiocarbamate provides more protection and performance over standard engine oil alone. Perfect for street or race track use NOTE Not recommended for heavy-duty diesel engines. Refer to your vehicle service manual for correct lubricant requirements and service intervals.