Top 8 Best 10w-40 Full Synthetic Oil

Mobil 1 High Mileage full-synthetic motor oil 10W-40 is designed for engines with over 75,000 miles to go up to 10,000 miles between oil changes.. Utilizes Mobil 1s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness. Meets ILSAC GF-6 standards to help provide low-speed pre-ignition LSPI and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy. Provides excellent internal engine heat protection up to 500 degrees F and low temperature protection to -30 degrees F. Helps extend engine life by working to prevent damaging deposits and sludge buildup.

PERFORMANCE - Full synthetic formula with excellent film strength to resist shear and oxidation for maximum fluid life. PROTECTION Additives protect against corrosion of internal engine components and provides overall engine wear protection in high heat conditions. PEACE OF MIND - Easy starting and instant cold flow engine protection in low temperatures. HARSH CONDITIONS Optimizes clutch performance even in wet clutch applications. FITS EVERYTHING Meets or exceeds all major powersports vehicle manufacturers warranty requirements.

Superior Performance Against Deposits, Wear And Oxidation. Product Type Auto Oil. Country Of Origin United States. Package Weight 5.557 Kilograms.

ANTI-FRICTION FORMULATION is specially designed for the extreme temperatures and high RPMs of 4-stroke motorcycles. FULL SYNTHETIC FORMULA MAXIMIZES POWER AND ACCELERATION with advanced additives engineered to outperform. OUTSTANDING WET CLUTCH PROTECTION FOR SMOOTH SHIFTING and maximum performance. PROTECTS AGAINST HARMFUL DEPOSITS  SLUDGE that may reduce oil flow and rob your engine of power and efficiency. RESISTS RUST, CORROSION AND WEAR caused by acids and condensation. AMERICAN MADE FORMULATED to maximize your engines life and improve its performance.

Proprietary Synerlec technology elevates film strength to 3X to 4X that of other synthetic engine oils for outstanding valvetrain protection. Formulated with up to 30 more anti-wear chemistry than other conventional and synthetic spec engine oils. Superior corrosion protection. Improved sealing between the piston ring and cylinder wall maximizes horsepower and torque and optimizes fuel economy. Exceptionally high film strength for dramatic reductions in engine wear and reduced engine heat to extend the life of your engine.

NO COMPROMISE FORMULATION - Ours is a state-of-the-art formulation that is built for performance. Synthetic ester base oils, built-in friction modifiers, and outstanding viscosity stability under high thermal stress and high RPM.. HIGHLY OXIDATION STABLE - Protects the engine from oil thickening, high-temperature sludge, and varnish deposits. SHEAR STABLE HIGH VI INDEX - Improver-protects against viscosity breakdown in severe service and racing conditions.. VERY HIGH WEAR PROTECTION - Anti-wear agents and built-in friction modifiers effectively protect cam lobes and other highly loaded parts from wear, including chains and clutches. Excellent performance and high wear protection in high temp engines such as the V-TWIN.. Exceed FZG Load Stage 12 - ULTRA FAST GEAR CHANGES - Exceptional gear changes and clutch engagement, facilitates rapid gear changes in all conditions.. UNIVERSAL FORMULATION - fits a wide range of small 4T engines - Motorcycles, scooters, off-road dirt bikes, etc. FULL WARRANTY - Meets and exceeds all Japanese OEM warranty requirements..

Formulated with Trizone technology to protect all 3 critical zones engine, clutch and gearbox. Race derived technology for maximum engine acceleration. Extreme high temperature air-cooled performance and water-cooled engine performance. Excellent shear stability to prevent viscosity breakdown. Exceeds API SL and JASO MA-2.

For best performance, follow the manufacturer's recommendations in your vehicle owners manual..

Improved starting and oil flow at low temperatures. Ultimate protection performance in extreme conditions including high RPM, high temperatures and severe cold. Ultimate engine and bearing wear protection. Prolonged engine life from improved engine cleanliness, reduced oil volatility, ultimate thermal and oxidation stability. Ultimate shift quality through enhanced transmission clutch performance and dependability.

High-performance motor oil based on synthetic technology. Ensures maximum performance and protection of the engine under all operating conditions. Optimum lubrication, outstanding engine cleanliness, excellent friction and minimal wear. Developed for air- and water-cooled 4-stroke engines exposed to normal to extreme operating conditions. Suitable for engines with or without a wet clutch.