EGR CLeaner is formulated to liquefy and remove even the most stubborn oil deposits and unbumed fuel formed by EGR and PCV gases as the pass through the air intake and intake valves. EGR Cleaner will liguefy the deposits allowing them to be bured in the normal Combustion process.ApplicationsFor the air intake manifold, inlet valves and EGR valve of all diesel engines. Also recommended to be used at each service interval to maintain cleanliness Possibility to use an extension spray tube with multiple injection holes (option).