Unlike other oils, Takayama 5-40 does not drain crystal clear when changed. And this suggests that the detergent additives work, and the oil does not clog the engine. The package of modern additives is not bad - it protects against corrosion, forms a good oil film, which is important for the good operation of the engine. Well, the price of oil is attractive))) I often take it for a promotion
To make it easier for you to visualize the product, I have added some photos to my review.