20W-50 is a superior quality multi-grade engine oil specially developed for petrol & CNG passenger cars and SUVs. It is formulated with high quality severely hydro processed base oils and carefully selected additive technology to provide smooth running and engine protection at all weather condition. Strong protective film of this oil provides ultimate protection of engine components under higher operating speeds, temperatures and other adverse conditions. Applications: 20W-50 is recommended for earlier generation passenger cars and SUVs running with petrol and CNG.