Description 1Design: Cone style with 45 degree bend inlet, reduce the engines air intake resistance, and improve the air intake and volume efficiency per unit time when the engine is running. 2Function: The bend cone tuning cleaner can enhance the intake air flow, filter the impurities in the air, and let motorcycle engine breathe more smoothly. 3Reduce Wear: It will prevent the suspended dust in the air from being sucked into the cylinder to reduce the wear of the piston group and the cylinder. 4Parameter: The interface inner diameter is about 48mm, the air filter can be used for motorcycle, Atv, pit bike, mini bike, sport utility vehicle which has stable performance. 5Installation: It can be installed in front of the carburetor or intake pipe to filter dust and sand particles in the air to ensure sufficient and clean air in the cylinder.