Peak BlueDEF Diesel Exhaust Fluid 2.5 gal.
BlueDEF Diesel Exhaust Fluid is a mixture of high purity synthetic urea and deionized water that is used in Selective Catalytic Reduction (SCR) systems on diesel engines.
- Certified by the American Petroleum Institute
- Made from high purity urea and deionized water
- Vented nozzle helps glugging
- Contains no chemical additives or other compounds that could cause SCR system failure