HPR Diesel 10 is a premium high performance semi synthetic SAE 10W-40, 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. 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 10 is suitable for use in diesel engines in passenger cars, motorcycles, 4WDs, light & heavy duty commercial engines in trucks, tractors, agricultural & earthmoving equipment as well as industrial equipment such as fork lifts & stationary engines. It can be used with diesel & petrol/E10/LPG (dual fuel).
HPR Diesel 10 is also suitable for petrol and LPG engines as a mixed fleet oil and can be used in motorcycles with wet clutches.

HPR Diesel 10 is ecommended for use in vehicles where SAE 10W-30 or SAE 10W-40 is required. It can be used where API CI-4, Global DLD-2, DLD-3 or JASO DH-1 is specified in the owner's handbook. HPR Diesel 10 is also suitable for use in modern 4, 6 & 8+ cylinder multi cam, multi valve (Including VVT), naturally aspirated, supercharged, turbocharged common rail and direct injection engines. 

It can also be use where ACEA A3/B3, ACEA A3/B4 is recommended by the manufacturer and where ACEA E7 is recommended prior to model year 2017. It is suitable for use in many older diesel and LPG powered vehicles requiring an engine oil meeting API CI-4, API CH-4, CG-4, CF-4 or older specifications.
HPR Diesel 10 It is NOT recommended for use in diesels fitted with a DPF (Diesel Particulate Filter) that require an ACEA C grade Low-Mid SAPS (Sulphated Ash, Phosphorus & Sulphur) engine oil.