Perfomax Ultra Premium

National Ultra Premium is an ultra high performance  shear-stable multigrade (10W-40) premium synthetic technology based diesel oil designed to meet the required performance of  naturally aspired and turbocharged engines of European, Japanese & American manufacturers under the most severe operating conditions. It is suitable to use with normal sulphur diesel and with Euro 1,2,3,4,5 engines fitted with/without EGR and SCR but not fitted with DPF.



  • Excellent soot dispersancy – prevent oil thickening due to sludge build- up , keeps engine clean
  • Excellent corrosion resistance – for long engine life
  • Resistance to high temperature oxidation – there by maintaining oil performance under extreme operating conditions
  • High shear stability – Stays in grade specified and maintains performance under severe operating conditions.
  • Low volatility – Reduces oil consumption.
  • Enhanced protection against wear.
  • Enhanced TBN Quality Reserve – Deposit control and extended oil drain
  • Very high drainage interval level.




  • API CI-4
  • MB 228.5
  • ACEA E4/E7-10
  • Scania LDF2
  • Renault Trucks RLD-2
  • MAN M3277



SAE Grade 10W/40
Specific gravity @ 15 ˚C 0.858
Flash Point (COC), ˚ C 220
Kinematic Viscosity  
                cSt @ 40 ˚C 86.35
                cSt @ 100 ˚C 14.9
Viscosity Index 182
CCS, cP 5700 @ -25 ˚C
Total Base Number, mg KOH/gm 13.6
Pour point, ˚C -33




Lubricant consisting of synthetic base oil with specific additives. In normal conditions of use, this lubricant presents no particular toxic hazard. All lubricants, of any kind should be handled with great care, particularly avoiding any contact with the skin.


Prevent any splashing, and keep away from combustible materials. Store under cover and away from any risk of pollution. Dispose off the used oil correctly; don’t pour down drains, into watercourses or the soil.


Shelf Life For Our Products Is Five Years From The Production Date