Mobil Delvac™ heavy duty oils for diesel engines

Oils for diesel engines  

Heavy-duty, diesel-powered engines need heavy-duty engine oils. Nothing works harder than Mobil Delvac™ engine oils in some of the most severe on- and off-highway applications while delivering excellent performance.

Mobil Delvac lubricant technology – from our advanced full synthetic to premium synthetic blend and conventional oils – can help you boost uptime by achieving long engine life with extended service intervals.
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  • Mobil Delvac 1™ LE

    Mobil Delvac 1™ LE

    Uses state-of-the-art technology to deliver exceptional performance, enhanced protection and fuel economy potential in challenging conditions.

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  • Mobil Delvac 1™ ESP 5W-40 diesel engine oil

    Mobil Delvac 1™ ESP

    Features a boosted formulation that meets or exceeds the API CK-4 specification and provides excellent engine protection – even in extreme conditions.

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  • Mobil Delvac™ Extreme 10W-30 diesel engine oil with CK-4 identifier

    Mobil Delvac™ Extreme

    Features a boosted formulation that meets or exceeds the API CK-4 specification and provides excellent engine protection – even in extreme conditions.

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  • Mobil Delvac™ Extreme FE 10W-30 diesel engine oil with FA-4 identifier

    Mobil Delvac™ Extreme FE

    Provides extended drain capability and meets or exceeds the API FA-4 specification for fuel-efficient engine oils.

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  • Mobil Delvac™ 1300 Super 15W-40 CK-4 diesel engine oil

    Mobil Delvac™ 1300 Super

    Helps extend diesel engine life for some of the most severe on- and off-highway applications and meets or exceeds the API CK-4 specification.

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  • Mobil Delvac™ Extreme FE 10W-30 diesel engine oil with FA-4 identifier

    Mobil Delvac™ Super FE

    Delivers high performance in both on- and off-highway applications and meets or exceeds the API FA-4 specification for fuel-efficient engine oils.

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  • Mobil Delvac MX™ F2 15W-40 diesel oil

    Mobil Delvac MX™ F2

    Helps prolong engine life in severe on- and off-highway applications.

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  • Mobil Delvac Distributor Locator on Tablet

    Find a distributor near you

    Use our locator tool to find out where to buy Mobil Delvac™ products in your area.

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  • Coolant Antifreeze Mobil Delvac extended life prediluted

    Bumper-to-bumper product guide

    It’s easy to find the right Mobil Delvac™ product for any fleet application. Explore our bumper-to-bumper product guide now.

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