FULL SYNTHETIC: Premium 15W-50 marine engine oil specially formulated with extra-high viscosity synthetic fluid for superior protection in marine environmentsSPECIALIZED DESIGN: Exclusively developed for Indmar Marine Engines, including 2.3L EcoBoost and 6.2L Raptor modelsENHANCED PROTECTION: Features extra anti-wear additives for severe service applications, ideal for turbocharged and supercharged enginesPERFORMANCE BENEFITS: Keeps engine running optimally while combating sludge, deposits, and wear, controlling oil breakdown in high-stress conditionsSPECIFICATIONS: 1 U.S. Gallon (3.79 Liters) container designed for marine engine applications where thicker oil film is desired