Yamalube 15W50 Full Synthetic Racing Blended with ester-fortified synthetic base 

Features:

• Best performance oil for 4-stroke motorcycles & ATVs
• Blended with ester-fortified synthetic base oils to provide the best protection for your Yamaha
• Reduced vibration
• Smooth-shifting
• Super clean; the additives don't leave any residues or ash
• No clutch slippage
• Catalyst and gear protection
• Anti-oxidation, anti-corrosion, anti-foam
• Exceeds JASO MA standards
• Highly recommended for racing activities
• 15W50 Full Synthetic with ester-fortified synthetic base