RX Super 15W-40 CJ-4E9

Castrol RX Super 15W-40 CJ-4/E9 is an advanced heavy duty diesel engine oil. It is suitable for use in high speed 4-stroke diesel engines that use a broad range of fuel qualities. It is compatible with diesel engines fitted with EGR and the latest exhaust after treatment systems such as; DPF, DOC and/or SCR.

Recommended for use in all naturally aspirated and turbocharged diesel engines fitted in trucks, tractors, buses, LCV’s and off-highway equipment, agricultural and fixed plant machinery.