AMSOIL 25W-40 100% Synthetic Marine Engine Oil – High-Performance Lubricant for 4-Stroke Marine Engines

Reliable protection and durability in demanding marine environments

AMSOIL 25W-40 100% Synthetic Marine Engine Oil is a premium fully synthetic lubricant specially formulated for 4-stroke marine engines operating under tough and demanding conditions. It provides excellent wear, corrosion, and oxidation resistance while maintaining consistent engine performance even at high temperatures and heavy loads.

NMMA FC-W certified, it is suitable for outboard, inboard, and sterndrive engines, ensuring dependable operation and extended engine life.

✅ Features – Benefits:

• 100% fully synthetic formula – maximum engine protection and stable performance
• Resistant to wear, oxidation, and corrosion – ideal for harsh marine conditions
• NMMA FC-W certified – compatible with all types of 4-stroke marine engines
• Improves engine cleanliness and reduces deposits
• Durable under high temperatures and heavy loads
• Compatible with Mercury, Yamaha, Suzuki, Volvo Penta, Evinrude, and other leading manufacturers

Choose AMSOIL 25W-40 Marine for superior performance, protection, and reliability in your 4-stroke marine engine.