TOTAL RUBIA OPTIMA 1100 15W-40 is an advanced heavy duty diesel engine based on the latest API CK-4 and API SN specifications. Backwards compatible with diesel engines in which the API CJ-4, CI-4, CI-4 Plus and CH-4 service categories are recommended.
RUBIA OPTIMA 1100 FE 10W-30 is a semi-synthetic low SAPS" lubricant for diesel engines. Suitable for on-road heavy duty applications, with FUEL ECONOMY technology based on the latest CK-4 specification."
