This intake vent is a very simple solution for your YZ450 Snowbike. The vent attaches on top of the factory mesh screen. This vents comes with an extra heavy duty high quality US manufactured prefilter material, designed specifically for intakes and is used on other vents by Xtreme Air Vents. The material is wrapped over a NEW custom cut aluminum frame. No more worries about torn intakes and chipping ice. The vent adheres to the factory screen with a permanent 3m bonding adhesive. Keeps the factory look and zero comprise of performance in deep snow.