Texaco Delo 400 Gold Ultra SAE 15W-40 is a high-performance heavy-duty engine oil formulated with ISOSYN® Advanced Technology for outstanding wear protection, deposit control, and long oil drain intervals. It’s engineered for use in both turbocharged and naturally aspirated diesel and gasoline engines, especially under severe operating conditions.
Recommended for trucks, buses, off-road machinery, and mixed fleets, this oil is compatible with emission control systems including EGR, DPF, and SCR. Delo 400 Gold Ultra meets or exceeds API CK-4 and earlier specifications, making it a reliable choice for modern low-emission and legacy engines alike.
Key Features:
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SAE Viscosity Grade: 15W-40
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Premium ISOSYN® Advanced Technology for durability and engine life
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Designed for diesel and gasoline engines in on- and off-highway applications
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Superior resistance to oxidation, soot, and wear
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Supports longer oil drain intervals
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Meets or exceeds API CK-4, CJ-4, CI-4 Plus, CH-4, and SN
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