Magnetic oil pan cap. Effectively catches steel particles formed during friction of metal engine parts from engine oil. Its use is especially recommended for sports vehicles, characterized by faster engine wear. The screw cap is equipped with a strong neodymium magnet, which should be cleaned of collected material with each oil change. Magnetic oil pan cap. Effectively catches steel particles formed during friction of metal engine parts from engine oil. Its use is especially recommended for sports vehicles, characterized by faster engine wear. The nut is equipped with a strong neodymium magnet, which should be cleaned of collected materials during each oil change.