The 000501 Purus® Diesel Exhaust Fluid (DEF), 2.5 Gallon is a high-purity urea solution formulated for diesel engines equipped with Selective Catalytic Reduction (SCR) systems. Designed to reduce harmful NOx emissions, DEF converts exhaust pollutants into nitrogen, water, and carbon dioxide, helping diesel vehicles meet modern environmental standards. This non-toxic, clear solution is certified to meet strict EPA requirements and API standards for reliable performance.
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