Cummins QSB 5.9

RAVENOL MARINE Performance SAE 15W-40 is an all-year SHPD engine oil for marine diesel engines with or without turbo charging. RAVENOL MARINE Performance SAE 15W-40 is marine diesel engines motor oil with high wear protection. RAVENOL MARINE Performance SAE 15W-40 is specially designed for extended oil change intervals (under consideration of the manufacturer instruction). Characteristicshigh pr...