The Stihl 41401402803 is an original equipment manufacturer (OEM) filter housing designed to securely hold the air filter in place for a wide range of Stihl handheld power tools and engines. This genuine Stihl part ensures proper air filtration, protecting the engine from contaminants and maintaining optimal performance and longevity. It is a direct replacement for the original filter housing on compatible Stihl models, including blowers, trimmers, edgers, and multi-tools.