aFe TF-9018D Takeda Pro DRY S Air FilteraFe TF 9018D Takeda Pro DRY S Air Filter The aFe Pro DRY S air filter used by the Takeda performance air intake system uses a dual flange design engineered to maximize surface area and flow. This 3 layer synthetic media filter requires no oil and is 99. 2% efficient filtering out all of the most harmful air contaminants. This filter cleans with soap and water for maximum convenience. This filter has a 3" flange diameter, 10 1 2" height, and (4 x 5 1