Buy OEM BMW Accessory # 83120405173 (83-12-0-405-173). For special applications, such as the removal of stubborn filth from insect remains, tree sap, bird droppings, or tar spots and oil, BMW

For special applications, such as the removal of stubborn filth from insect remains, tree sap, bird droppings, or tar spots and oil, BMW has a cleaner for a gentle and thorough treatment of paintwork, glass, chrome and synthetic surfaces.