ACDelco Diesel Exhaust Emissions Reduction (DEF) Fluid is an aldehyde free, NOx (Nitrous Oxide) reducing formula that helps your vehicle meet federal emission guidelines. This fluid is the stable, colorless, non-flammable, non-toxic primary component used to help convert NOx into nitrogen and water. It is a mixture of 32.5% high purity synthetic urea and 67.5% deionized water. This product does not include a nozzle as they are sold separately. ACDelco Diesel Exhaust Emissions Reduction (DEF) Fluid has been formulated to meet your expectations for durability and longevity. &#9888 <bold>WARNING:</bold>  Cancer and Reproductive Harm - <Underline>https://www.P65Warnings.ca.gov</Underline>

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