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Like its sister product for gasoline Mix-I-Go, Dee-Zol has been providing value and solving problems for customers for decades. First developed in 1957, Dee-Zol is the most complete high-quality diesel treatment in the marketplace today.
Whatever kind of diesel engine or vehicle you're treating, the Dee-Zol family of diesel fuel treatments has a solution that's right for you.
It's easy to see why Dee-Zol is the best diesel fuel treatment on the market today.