OEM high performance air filter manufactured by top brand trusted factory. The same as the real one has a single layer structure element that provides superior filtration performance. In consideration of FI vehicles, the same fine filter as the original equipment is used to protect the intake efficiency, and prevent dust from entering. Bonds with a special adhesive that resists gasoline and solvents Safe to clean and use over and over again. Provides a great seal with no grease needed for contact with the air box. Flame retardant material to prevent damage to the filter from backfire. Do not twist the filter with a rag to squeeze it. Allow to dry for 24 hours after oil is applied. Drying allows oil to be fixed to the air filter for maximum performance. In addition, if the oil is soaked and installed immediately and it may cause the oil to be absorbed into the carburetor and engine failure.