Air Filter for Stihl BG56 BG66 BG86 SH86 BG86C SH86C Blower. Air Filter Repalce Part Number # 4241 140 4400, 4241 140 4403, 42411404404. Easy to install: The air filter can be installed on your machine without any tools, it is simple and fast, and you can enjoy the perfect performance of the engine after the installation is completed.
