Meguiar’s Engine Clean is the enthusiast’s choice for safe, effective and easy engine cleaning. The fresh smelling, biodegradable formula quickly lifts away dirt, grime and grease to clean even the hardest-to-reach underhood areas. Safe on rubber and plastic and guaranteed not to degrade fittings or hoses, Meguiar’s Engine Clean is the easy way to leave your engine bay looking just detailed. ● Safe, fresh smelling formula quickly lifts away dirt, grime and grease from all engine bay materials ● Biodegradable formula penetrates and cleans even the hardest-to-reach areas ● Safe for use on rubber and plastic and guaranteed to not degrade fittings or hoses Application Method: Spray on Directions: Engine should be cool to the touch and vehicle should be parked in the shade. Rinse area with water. Spray product liberally on surface and allow to penetrate for 30 seconds (apply heavily in areas of dirt build-up and agitate with brush). Do not allow product to dry. Rinse thoroughly with strong stream of water. Towel dry. Follow with Meguiar’s Engine Dressing for a like-new appearance with long-lasting protection. NOTE: Be sure to cover or avoid sensitive electronics. Read vehicle manufacturer car guidelines before use.