Mercury Synthetic Blend 4-Stroke Outboard Oil SAE 25W-40

Formulated fro the rigors of the marine environment by the industry leader in marine technology. This oil features premium-grade synthetic and mineral base stocks with specially designed marine additives not required in automotive oils.

• Extensively tested and field-proven by Mercury Marine
• Industry-leading corrosion protection
• Advanced protection not offered by conventional automotive oils
• Outstanding lubricity for internal engine components to reduce wear, scuffing and scoring
• Reduced piston ring deposits
• Excellent running quality and long-term reliability
• Warranty protection for Mercury and Mariner 4-stroke outboards