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The ultra-low sulfur fuel used in diesel engines can affect performance and emissions. Gumout® diesel fuel additives help you restore performance by tackling carbon deposits on key engine parts and conditioning fuel to improve cold flow. Many diesel engines also require an additional fluid to turn dangerous NOx emissions into harmless nitrogen and water vapor. Gumout diesel exhaust fluid replaces this vital fluid for improved emissions.

Quickly replace your vehicle's diesel exhaust fluid with our easy-to-use, fast-flow packaging.

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