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Introducing Diesel Exhaust Fluid 55 Gal Drum from Peak - an essential solution for your diesel engine needs! This high-quality DEF is designed to meet or exceed the standards set by the Department of Transportation and is formulated to work seamlessly with selective catalytic reduction (SCR) systems in modern diesel engines. Benefits of using our Diesel Exhaust Fluid include reducing nitrogen oxide emissions, enhancing engine performance, and ensuring optimal fuel efficiency. With its long-lasting effectiveness, this 55 gallon drum is ideal for commercial vehicles and heavy-duty equipment that require frequent refilling. Say goodbye to smog checks and exhaust woes with our Diesel Exhaust Fluid - the eco-friendly solution for cleaner air and peak engine performance!