PETRONAS SILUB 100 LS2 50 is a premium cylinder oil for modern two-stroke crosshead low-speed marine diesel engines, including MAN-ES Cat II, running heavy fuel with 0,5%–2,0%m sulfur. Formulated with high-quality mineral base oils and advanced additives for anti-wear, detergency, oxidation stability, and corrosion protection. Provides excellent cleanliness, thermal stability, and durability under high pressure. Meets or exceeds key OEM specifications.