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CASTROL RX SUPER 15W-40 CJ-4/E9 HAS EVOLVED – NOW API CJ-4 with DURASHIELD™ BOOSTERS

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2.5 Million km of Engine Protection Proof with RX Super

PRODUCTS

The new Castrol RX engine oil range with Durashield™ Boosters has been upgraded and simplified.

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Join the Evolution with the new RX Super

Castrol’s upgraded RX Super to CJ-4.  RX Super with DuraShield Boosters™ deliver up to 40% better wear protection*.

DuraShield Boosters™ actively work in two ways: fights soot agglomeration and provides a robust protective layer on critical moving engine parts.

DURASHIELD™ BOOSTERS

Durashield™ Boosters are new technology, exclusive to Castrol. They’ve been specially engineered to fight wear, deposits and corrosion, the main causes of engine damage, to deliver superior protection in 3 ways.

The Story

Now proven in a customer's truck engine which ran for 2.5 million kilometres, serviced using only Castrol RX Super 15W-40.