JLM Diesel DPF Particulate Filter CleanerThe most effective DPF cleaner on the market. Powered by our unique high concentration platinum cerium formula, it lowers the soot combustion temperature, allowing trapped particles to burn off faster and more completely, without dismantling the filter. Why Your Diesel Engine Needs DPF Cleaning Modern diesel engines are fitted with a DPF to trap harmful soot particles from the exhaust, which are usually burned off during high speed driving or heavy