Red Line Synthetic Oil's (4-stroke) 10W40 high performance motor oil. Offered in quart and gallon size.
- 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 the Yamaha and Kawasaki watercraft)
- Great for engines with high oil temperatures
- At operating temperature, similar oil film to a petroleum 20W50
- Recommended for API SN/SM/SL/SJ/SH/SG/CF and ACEA A3/B3/B4
Produced in only one top-of-the-line grade, these products offer the highest quality available on the market today and in the widest variety of viscosity
- Full-synthetic ester/PAO formula for passenger cars, light trucks, performance vehicles and marine applications
- Designed to provide the highest protection, efficiency, cleanliness, and superior drain intervals
- 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 improves 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
- Blended with polyol ester/PAO base stocks that feature natural multi-grade properties, avoiding unnecessary additives that hinder lubricity
- All products are completely compatible with conventional and synthetic motor oils