National Ultra 10000+ 15w40 CI4 Plus/SL (205L)

National Ultra 10000+ 15W 40 CI 4 Plus/SL

Features & Benefits

  • Excellent oxidation and thermal stability, ensuring oil integrity during long, high-load operations
  • Superior anti-wear additives protect camshafts and crankshafts, enhancing engine life
  • Low volatility minimizes top-off frequency and oil consumption
  • Meets API CI 4 Plus and SL standards—reliable performance in both diesel and petrol engines
  • Designed for harsh working conditions: heavy haulage, high ambient temperatures, and dusty environments

Applications

  • Ideal for modern heavy-duty diesel engines (on-road and off-road) and older petrol engines
  • Suitable for mixed fleets requiring compatibility with both CI 4 Plus and SL classifications
  • Recommended for high mileage trucks, construction equipment, generators, and agricultural machinery

Properties & Specifications

  • Viscosity Grade: 15W 40
  • API Classification: CI 4 Plus / SL
  • SAE Grade: SAE 15W 40
  • ISO Compliance: Not applicable
  • Base Oil Type: High-quality mineral base oil with robust additive technology
  • OEM Approvals: Meets major engine builder standards (e.g., Caterpillar, Cummins, Detroit Diesel)