Heavy-Duty Diesel Engine Oil: Truck & Bus | Delo® | Caltex Australia

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    DELO® Truck and BusesHeavy-Duty DIESEL ENGINE OILS

    Delo means efficiency. Fuel economy without sacrificing engine protection. Save money, and lower emissions. Switch to a Delo fuel economy product to see it for yourself.

    Maximise engine reliabilty and fuel economy

    When it comes to heavy-duty engines, proper lubrication means much more than just a protective film. The right engine oil also helps to disperse soot and control sludge, so as to improve fuel economy and engine durability – and most importantly, minimise operating cost.

    Explore our full range of premium line of engine oils.

    Purchase at your nearest Caltex station

    Our Engine Oils

    Delo® Gold Ultra SAE 15W-40Mineral

    A high performance, multigrade, heavy-duty diesel engine oil specifically designed to lubricate a wide range of engines, including those fitted with emission control technologies.

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    Delo® 400 SLK SAE 15W-40

    Delo 400 SLK SAE 15W-40 with ISOSYN Advanced Technology is a premium quality “low-SAPS” heavy-duty diesel engine oil specifically designed using the latest generation additive technology to provide outstanding protection for on and off-high...

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    ISOSYN Technology

    Delo with ISOSYN advanced technology is expertly formulated to deliver high-performance engine protection. Find out more about how Delo can help you go further!

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    Rewards and Offers

    Check out the list of items that you can be rewarded for at any Caltex location.

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