Castrol RX Diesel 15W-40 CI-4/E7 is a multi-purpose, heavy duty diesel engine oil, suitable for use in high speed 4-stroke diesel engines that use a broad range of fuel qualities. It is also compatible with diesels engines fitted with exhaust gas recirculation (EGR) systems.During its working life, your engine faces challenges from combustion by-products that can form deposits, and thicken the oil. Castrol RX Diesel 15W-40 CI-4/E7 contains cleaning agents which displace particles that may otherwise build up on your engine surfaces, reducing deposits. It also contains anti-oxidants which disrupt the chemical reactions that can lead to oil thickening.Castrol RX Diesel 15W-40 CI-4/E7 provides effective piston deposit control and maintains its viscosity to encourage long and healthy engine life.

• 20 Litre
• 15W-40
• API CI-4.
• ACEA E7
• Volvo VDS-3, Cummins CES 20076 & 20077, Caterpillar ECF-2, Mack EO-M Plus
• Contact your local store for availability