Star brite Super Premium 4 Stroke Oil - 25W-40 Synthetic Blend Oil

Unlock the full potential of your marine engine with Star brite Super Premium Synthetic Blend 4 Stroke Oil 25W-40, the ultimate choice for those demanding the highest level of performance and protection. Engineered specifically for high-performance outboards, gasoline inboards, and stern drives, this premium synthetic blend oil sets the standard in marine engine lubrication. With its advanced formula, it meets or exceeds the rigorous NMMA FC-W certification criteria, ensuring optimal viscosity, exceptional low-temperature properties, and unparalleled engine cleanliness. The unique blend of shear-stable polymer additives and synthetic base stocks maintains proper viscosity under the most extreme marine conditions, providing quicker starts and maximum protection even at high RPMs. Ideal for marine engines that operate at higher RPMs than automotive engines, this oil surpasses API requirements for SJ, CF-4, and CH-4, offering superior protection against sludge build-up and wear.

ENGINE PROTECTION AT HIGH RPMs - Specially formulated with shear-stable polymer additives and synthetic base stocks for maximum engine protection under high stress and RPMs QUICKER STARTS IN COLD WEATHER - Synthetic/organic blend ensures exceptional low-temperature properties, allowing for quicker and more reliable engine starts in harsh marine environments NMMA FC-W CERTIFIED - Meets or exceeds the stringent requirements of the NMMA FC-W certification, designed specifically for 4-stroke outboard motors, ensuring top-tier performance ADVANCED ENGINE CLEANLINESS - Additive package optimizes engine cleanliness, effectively preventing sludge and deposit buildup for a smoother, more efficient engine operation EXCEEDS OEM SPECIFICATIONS - Surpasses the most demanding OEM requirements and surpasses API requirements for SJ, CF-4 and CH-4 ensuring your engine's warranty remains intact SUPERIOR VISCOSITY CONTROL - Maintains proper viscosity in extreme marine conditions, ensuring consistent engine protection and performance HIGH-PERFORMANCE FORMULA - Ideal for high-performance outboards, gasoline inboards, and stern drives, providing unmatched protection and efficiency PREVENTS SLUDGE BUILD-UP - Advanced formula prevents sludge and varnish build-up, keeping your engine running cleaner and longer OPTIMIZED FOR MARINE ENGINES - Specifically designed to meet the harsh demand saltwater & freshwater environments, offering superior protection against wear and corrosion PROUDLY AMERICAN, TRUSTED GLOBALLY - Star brite, a leader in marine, auto, RV, and home care since 1973, made in the USA for unmatched quality and performance