HP Auto Shakti 20W-50 Engine Oil (1L) is a premium-grade lubricant specifically formulated for 4-stroke autos and 3-wheelers operating on CNG, LPG, or petrol fuels. Crafted from highly paraffinic base oils and fortified with advanced additives, it offers exceptional protection against oxidation and nitration—common issues in high-temperature combustion environments. This engine oil ensures enhanced wear resistance, rust protection, and deposit control, leading to smoother engine operation and extended service intervals. Its catalytic converter-friendly formulation contributes to better fuel efficiency and prolonged engine life. With a high viscosity index of 110, a pour point of -18°C, and a flash point of 200°C, HP Auto Shakti 20W-50 delivers reliable performance across diverse operating conditions