Bluedef Diesel Exhaust Fluid, 2.5 Gallons

BlueDEF Diesel Exhaust Fluid, 2.5 gallons. It is a stable, colorless, non-flammable, non-toxic mixture of 32.5% high purity synthetic urea and 67.5% deionized water that is used is selective catalytic reduction systems on diesel engines. Def is the primary ingredient used to help convert NOx to harmless nitrogen and water. It is classified as minimum risk for transportation and conforms to the ISO-22241-1 specification for def. It is API registered and meets or exceeds OEM specifications.