A number of Casoku motor oil products have passed API certification. In view of the possible LSPI (low-speed pre-ignition) situation caused by turbo cars on the market, Casoku 10W40, diester-based 5W30 and other products meet the latest SN-Plus certification, giving the car the best protection Strength and cleanliness.Protect your car, give it to Casoku, let you drive for a long time!