The following applications whenever the manufacturer recommends SAE 15W-40 multigrade lubricantsg meeting API CH-4/ Sj performance below:
- Mixed fleets of diesel engines (high speed, four stroke, turbocharged or naturally aspirated)
- Commercial road transport
- Off-highway vehicles
- Passengers cars and light duty vehicles
- Agricultural tractors and farm machinery
- High speed diesel engines in marine service (e.g., fishing boat, river transport)