HPR Diesel is a premium high performance mineral, non-friction modified engine oil. It features a DOUBLE LAYER of engine wear protection with FULL ZINC and Penrite's advanced EXTRA TEN technology. It contains a combination of high technology additives, including increased dispersant levels and low shear viscosity modifiers. It protects against corrosion, oil oxidation and sludge under all operating conditions in Australia. Penrite's Extra Ten technology provides better wear protection, oil pressure and reduced oil consumption at operating temperature. It provides an added layer of protection for engines that are under high load conditions, competition, operating in high ambient temperatures or showing signs of excessive oil consumption. HPR Diesel is designed for use in 4, 6 & 8+ cylinder multi cam, naturally aspirated, supercharged, turbocharged common rail & direct injection diesel engines. It is particularly suited for use under high load conditions such as towing, in older worn engines or where ambient temperatures are high. HPR Diesel is suitable for use in diesel engines in cars, 4WDs, light & heavy duty commercial engines in trucks, tractors, agricultural & earthmoving equipment as well as industrial equipment such as fork lifts & stationary engines. It is also suitable for use with Diesel & Petrol/LPG (Dual Fuel). It can also be used in petrol and LPG engines as a mixed fleet oil and can be used in motorcycles with wet clutches.