Castrol RX SUPER 15W-40 CJ-4/E9 is an advanced, heavy duty diesel engine oil. It is suitable for use in highspeed 4- stroke diesel engines that use a broad range of fuel qualities. It is compatible with diesel enginesfitted 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.

FEATURES & BENEFITS: New and advanced Castrol RX SUPER 15W-40 CJ-4/E9 with specially engineered DuraShieldTM boosters delivers 40% better wear protection*.One of the main causes of damage in modern engines is abrasive wear. Castrol RX SUPER 15W-40 CJ-4/E9with DuraShieldTM boosters is proven in industry testing to provide protection to your engine in two ways:

• Under severe engine operating conditions soot can agglomerate to form large particles which displace oil on moving metal surfaces. This results in metal to metal contact. Castrol RX SUPER 15W-40 CJ-4/E9 with DuraShieldTM boosters helps to prevent the agglomeration of soot as well as protecting surfaces from wear

• Castrol RX SUPER 15W-40 CJ-4/E9 with DuraShieldTM boosters provides a protective layer on the moving metal surfaces which resists break down even under difficult conditions.