Chevron DELO 400 SDE 15w-40 is a premium semi-synthetic Diesel Engine Oil. The Delo series is a premium line of heavy duty equipment lubricants manufactured by Chevron Lubricants. "400 SDE" refers to premium diesel engine oil with ISOSYN Advanced Technology and additives that are specially formulated for compatibility with exhaust after treatment systems using diesel particulate filters (DPF), diesel oxidation catalysts (DOC) and/or selective catalytic reduction (SCR). 15w-40 is the thickness of the oil based on Society of Automotive Engineers (SAE) standards. 

*This product replaces Chevron Delo 400 LE 15w-40

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