Shield Engine Flush Is A Powerful Formula Designed To Cleanse And Refresh Your Engine; Promoting Optimal Performance And Extending Its Longevity. This 350 Ml Bottle Contains A Specially Formulated Solution That Helps Remove Harmful Deposits; Sludge; And Contaminants That May Have Built Up Over Time In The Engines Internal Components. .Suitable For Petrol & Diesel Engines. Helps Protects Engine Surfaces During Cleaning. Removes Sludge; Varnish And Gum Deposits.