Built for engines operating under sustained load and elevated temperatures, PennGrade 1® Full Synthetic SAE 5W-40 is intentionally engineered to provide advanced protection in demanding performance applications.
Its high-performance synthetic formula delivers exceptional shear stability, high-temperature protection and anti-wear performance under aggressive driving and racing conditions. Designed for enthusiasts and builders who refuse to compromise, this formula is made to perform when engines are pushed beyond ordinary limits.
