Auto Premium 20W To 50 is a high performance gas engine oil. It is formulated with advanced Green & Clean Chemistry. This is recommended for Cars, Taxis, Vans, Jeeps, and Three wheelers. It is used in vehicles running on CNG & LPG fuels. This is blended with special additive chemistry, which provides excellent protection to engines against wear, and deposits and provides outstanding engine cleanliness. Auto Premium 20W To 50 is a great high performance, heavy loading oil that holds up well in extremely hot climates.