Stihl 4149 120 1800 Filter

This genuine Stihl air filter is designed to provide clean intake air for small two-stroke engines used in select Stihl hedge trimmers and brushcutters, including the HL 94 and FS 94 series. Captures fine dust, grass, and debris while allowing proper airflow to the carburetor. Maintaining clean air intake helps support smooth operation, dependable starting, and consistent power. As a regular service item, replacing a restricted filter also helps reduce internal engine wear and contributes to long-term equipment reliability.