REDLINE synthetic engine oils are designed to provide the highest protection, cleanliness and superior drain intervals with the lowest friction for your petrol, diesel, motorcycle or marine engine. Red Line Ester Synthetic 10W40 features a thicker oil film at operating temperature than a petro-based 20W50.

Performance Features

• Fully-synthetic ester formula for passenger cars, light trucks, performance vehicles and marine applications
• Excellent wear protection and friction reduction across a wide range of operating conditions
• High detergency allows extended drain intervals and provides increased cleanliness
• Improved fuel economy and ring seal for more power
• Superior high temperature stability and oxidation resistance increases lubrication of hot metal compared to other synthetics
• High natural viscosity index (VI) provides thicker oil film in bearings and cams
• Less evaporation than other synthetics for improved efficiency and ring seal
• All products are completely compatible with other conventional and synthetic motor oils

• Popular for medium and heavy-duty gasoline engines in light trucks
• Best choice for high-performance engines that see street/strip or track activity
• Great for engines with high oil temperatures
• Recommended for API SM/SL/SJ/SH/SG/CF and ACEA A3/B3/B4