These are recommended for naturally aspirated engines working on gasoline and diesel.
These are cost effective with reliable performance and protection having oxidation stability of oil thus reducing piston and ring deposits.
SWASTIK STX - 30 & 40 are mono - grade engine oil of API SC / CC & MIL - L - 2104B specification. These are made from high viscosity index base stock fortified with selective detergents, disperant and anti - wear additives.