Bardahl DPF Additive - Universal Cerine (3L)Bardahl DPF Additive Universal Cerine SpecificationsAvailable in a 3L can Bardahl Universal Cerine has been designed to promote regeneration of the DPF (diesel particulate filter) by reducing the combustion temperature of particles and other residues. Its action limits soot improving the performance of the DPF and reducing the emission of nitrogen oxides into the atmosphere. The formula of this additive also disperses water and contains a cetane