PETRONAS SYNTIUM 800 Extreme Performance Synthetic Blend Engine Oil Exceeds the Latest API SM Specification. Petronas Syntium 800 is a synthetic blend multigrade engine oil specially designed and formulated to provide the superior engine protection and extreme performance for engines running under the most extreme, most demanding driving conditions. It is exclusively formulated with premium quality unconventional base oils and fortified with synthetic basestock and advanced additives system to provide the exceptional thermal and oxidation stability that ensure minimum oil thickening at very high operating temperature, excellent deposits control and minimized engine wear and tear. Evolved from extensive field and racetrack experiences over many years together with F1 technology in mind, Petronas Syntium 800 is clearly the extreme performance lubricant that delivers total engine protections especially for engines operating under the extreme operating conditions throughout today's long drain interva