P.O.A
Shell Argina S4 40 is a multifunctional crankcase lubricant for highly rated mediumspeed diesel engines operating on residual fuel. Shell Argina S4 40 has a BN of 40 and is designed for conditions of high oil stress. In addition Shell Argina S4 40 has been optimised to improve deposit control
• Extended oil life
• Engine protection
• System efficiency