PETRONAS Silub 40 LS50 is a high-performance cylinder oil specially developed for two-stroke crosshead low speed marine diesel engines running fuel with sulfur levels ≤0,5%m. Formulated with high quality selected mineral base oils enhanced with anti-wear, detergent/dispersant, antioxidant, anti-rust and anti-foam additives, PETRONAS Silub 40 LS50 oil provides high thermal and oxidation stability, wear and corrosion protection operating at higher and pressure found in modern crosshead engines. PETRONAS Silub 40 LS50 meets or exceeds key industrial specifications and OEM requirements.