Diesel Gard 15W-40 CI-4
A shear stable high-quality mineral engine oil for high output, high-speed diesel engines. Why choose this oil
- API CI-4
- ACEA E7
- API CI-4/SL
- GLOBAL DHD-1
- JASO DH-1
- Caterpillar ECF-1a
- Caterpillar ECF-2
- Cummins CES 20078
- Cummins CES 20077
- Cummins CES 20076
- MAN M3275-1
- MTU Type 2
- Mack EO-N
- MB 228.3
- Renault Trucks RLD-2
- Volvo VDS-3
- Mack EO-N
- MB 228.3
- Renault Trucks RLD-2
- Volvo VDS-3
Why choose Diesel Gard 15W-40 CI-4
Duckhams Diesel Gard is a range of top tier multi-grade 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 all vehicles operating under severe conditions. Duckhams Diesel Gard 15W-40 CI-4/SL 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 interval. 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
| Property | Unit | Typical Value |
|---|---|---|
| Viscosity Grade | 15W-40 | |
| Viscosity @ 100 °C | cSt | 14.87 |
| Viscosity @ 40 °C | cSt | 112.1 |
| Viscosity Index | 137 | |
| CCS @ -20 °C | cP | 5,450 |
| Flash Point (Closed Cup) | °C | 242 |
| Pour Point | °C | -36 |
| Total Base Number | mgKOH/g | 10.9 |
| Density @ 15 °C | kg/L | 0.8767 |
Typical physical characteristics are provided as an indication of properties based on current production data only, and should not be interpreted as a specification.
Manufacturer standards
The manufacturer standards Duckhams Diesel Gard 15W-40 CI-4 is recommended for, grouped by the marque that sets them rather than by the code.
Mercedes-Benz
- MB 228.3
Renault
- Trucks RLD-2
Volvo
- VDS-3


