Star brite 029132P Star Tron 25W-50 Synthetic Blend 4-Stroke Marine Engine Oil 32 oz

Star brite 029132P Star Tron 25W-50 Synthetic Blend 4-Stroke Marine Engine Oil is a premium SAE 25W-50 formulation engineered specifically for the extreme demands of high-performance marine engines. Available in a convenient 32 oz bottle, this FC-W® certified oil delivers reliable protection for 4-stroke outboards, gasoline inboards, and stern drives operating in harsh saltwater environments.

Key Features:

• SAE 25W-50 viscosity — ideal for high-performance and high-RPM marine engine applications
• Synthetic blend formula — combines synthetic base stocks with shear-stable polymer additives to maintain proper viscosity under extreme conditions
• NMMA FC-W® certified — meets or exceeds all criteria for viscosity, filter plugging, foaming, and aeration
• Rust and corrosion protection — specially formulated to resist the corrosive effects of saltwater marine environments
• Sludge and varnish prevention — advanced additive package keeps engines clean and operating efficiently
• Excellent low-temperature properties — synthetic/organic blend ensures quicker cold starts
• Surpasses API SJ, CF-4, and CH-4 requirements — exceeds standard automotive oil specifications for marine use
• 32 oz bottle — convenient size for top-offs and single-engine service intervals

Star brite's Star Tron 25W-50 4-Stroke Marine Engine Oil is the trusted choice for boaters who demand maximum protection under high-stress, high-RPM conditions. Whether used in performance outboards, inboards, or stern drives, this oil helps extend engine life and maintain peak performance season after season.