Sharlu SHADBLU Diesel Exhaust Fluid (DEF) is a high-purity urea solution specially formulated for SCR (Selective Catalytic Reduction) systems in diesel engines. It helps reduce harmful NOx emissions, improves fuel efficiency, and ensures compliance with the latest Euro IV, V, and VI emission standards. Made to meet ISO 22241 specifications, SHADBLU guarantees optimal engine performance, extended catalyst life, and environmental sustainability.