Origin:Mainland ChinaItem Type:Air Filters & SystemsColor:Red Blue Black Silverycaliber:102MM 89MM 76mm 70mm 63.5 60mm,3 3.5 4 InchThe top of the product is printed with the "K&N" logo. KN Mushroom Head Air Filter Purchase Guide 1. To determine the diameter of the mushroom head,it is usually matched according to the diameter of the intake pipe or selected based on the size provided by the modification shop. 2. To determine the height of the mushroom head,it is necessary to ensure that the mushroom head can be placed in the engine compartment space Notes: 1.Come with KN Original packaging. 2.During transportation,slight wrinkles and deformations may be caused. Press it back to its original state with your hand to use it normally without affecting the filtering effect. 3.Please allow 0.2 inch error due to manual measurement,thanks for your understanding. 4. Actual color may be little different due to photographic equipment & monitor setting,please take the subject you received as standard. Features: High flow air filter element can reduce the resistance of engine intake,while improving the unit time intake and volume efficiency of engine operation. The honeycomb structure,shaped like a half ball,can disperse the turbulent air flow evenly in six directions,allowing the air to form a smooth flow. Description: Brand new and good quality. Material: Non-woven fabric+rubber+metal Hose Diameter:102mm89mm76mm70mm63.5mm60mm Size: Short / Long Color: Red/Black/Blue Product Show: