Sierra Marine Outboard 4-Stroke Engine Oil - Synthetic Blend 25W-40 Oil Eng Syn (Discontinued)

This Sierra 4-stroke synthetic blend 25W-40 outboard oil has been specially formulated to exceed the tough requirements of the marine 4-stroke outboard motor manufacturers. Its highly refined additive package and premium oil offers superior lubrication protection against wear, reduces friction and protects internal engine components against corrosion.\n NmmA FC-W Certified\n\n[table id=1585 /]