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In 1935 Chevron (Standard Oil) marketed the first compound diesel engine oil. In 1941, Chevron developed the first diesel engine oil, with extended drain capabilities, enabling U.S. submarines to extend intervals between engine overhauls and triple cruising range. For over 80 years, Chevron and Delo have been on the forefront of diesel lubrication technology.
Delo® 400 ZFA SAE 10W-30 Delivering Excellent Protection and Improved Performance
Delo 400 XLE Synblend 10W-30 helps Ozark improve fuel economy. Learn how.
Edgar Hansen, Captain and Engineer of the Northwestern fishing vessel and star of “Deadliest Catch,” explains why he changed to Delo. See how great his engine looks.
Delo motor oils and coolants help Kokosing Construction maintain its vast fleet of equipment under challenging conditions. Hear from the front lines.
Skipper Edgar Hansen of TV’s “Deadliest Catch” says Delo 400 15W-40 saved him thousands in maintenance costs. See how his engine looks after 10,000 hours at sea.