Gulf Superfleet series are high performance diesel engine oils for use in turbocharged and naturally aspirated diesel engines operating under severe conditions. It is formulated from high quality base stocks and proven performance additives to provide excellent performance and engine protection under all types of operating conditions.
Gulf Super Duty series are heavy duty diesel engine oils developed to meet the requirements of a variety of diesel engines operating under severe conditions. These are formulated from highly refined base stocks and balanced additives to provide effective protection to engines operating under various environments.