The Air Box Cover - TM EN/MX 250/300 2015-2018, EN/MX250/450/530F 2015-2018, Rally 450 2014-2016 is part of the latest collection from Twin Air.These Airbox Covers prevent water and bike cleaner from entering your intake when cleaning the airbox. Airbox Covers are manufactured from tough, durable ABS plastic. A rubber sealing ring is provided to ensure a perfect, leak-free fit. To use, simply remove your air filter from the airbox and install the Airbox Cover with the provided mounting screw (if required).Manufacturer part number: 160109View all Twin Air Parts. View all Parts and spares.