Shell Engine Cleaner for external cleaning of the engine and engine compartment from contaminants of any type. The unique combination of active substances perfectly dissolves and removes greasy and fatty deposits, resins, brake dust and other dirt. Application: spray the product on the parts which must be cleaned from the distance of 20 - 30 cm and leave for 1 - 3 minutes depending on the contamination level. Wash off with a strong water jet after that.