Additives for diesel vehicles: Efficiency goldmine or reliability minefield?

Additives for diesel engines allow many diesel vehicles to keep pace with ever stricter emissions legislation, while also providing improved Diesel Particulate Filter (DPF) performance. Typically, diesel additives will either be Fuel Borne Catalysts (FBC) or Diesel Exhaust Fluid (DEF); which offer differing benefits for processing the noxious gases produced by the diesel combustion process.…