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THE ORIGINAL BRITISH MOTOR OIL SINCE 1899
Commercial Vehicle OilsDiesel Gard Range

Diesel Gard SE 15W-40 CI-4

A shear stable high-quality mineral engine oil for high output, high-speed diesel engines. Why choose this oil

Viscosity15W-40
Oil TypeMineral
Specifications
  • API CI-4
  • API CH-4
  • API CF-4
  • API SL
  • DTFR 15B110 (228.3)
  • CUMMINS CES20077/CES20076
  • MAN M 3275-1
  • CAT ECF-1a
  • MACK EO-N/EO-M PLUS
  • MTU Type 2
  • DEUTZ DQC III-18
Available in

Why choose Diesel Gard SE 15W-40 CI-4

Duckhams Diesel Gard is a range of top-tier multigrade diesel engine oils for heavy-duty diesel engines. Formulated using modern additive technology and high-quality virgin base oils to meet current specifications and provide advanced protection for vehicles operating under severe conditions. Duckhams Diesel Gard SE 15W-40 CI-4 is a shear stable high-quality mineral engine oil designed for use in high output, high-speed diesel engines including turbocharged engines and engines using exhaust gas recirculation, operating under severe conditions, such as extended drain intervals. Provides excellent protection against wear and corrosion and maintains engine cleanliness. Not suitable for use in engines fitted with particulate filters.

  • Excellent protection against wear and bore polishing protects the engine and maintains the engine condition throughout the oil drain interval.
  • Shear stable formulation maintains oil viscosity ensuring suitable protection for the engine even when used in extended drain intervals.
  • Protects engine from soot and piston deposits, maintaining engine cleanliness and performance.
  • Formulated with good base reserve which neutralises acidic combustion products and reduces acid build-up protecting the engine against corrosion.
  • Protects against turbocharger deposit formation, maintaining turbocharger performance and extending component life.
  • Not suitable for use in engines fitted with particulate filters.

Typical physical characteristics

PropertyUnitTypical Value
Viscosity Grade15W-40
Viscosity @ 100 °CcSt13.0
Viscosity @ 40 °CcSt100.7
Viscosity Index126
CCS @ -20 °CcP6,465
Flash Point (Closed Cup)°C242
Pour Point°C-33
Total Base NumbermgKOH/g9.41
Density @ 15 °Ckg/L0.8768

Typical physical characteristics are provided as an indication of properties based on current production data only, and should not be interpreted as a specification.