The Stihl 41441400604 is a genuine OEM exhaust muffler designed for a wide range of Stihl power tools. This essential component ensures proper exhaust gas routing and noise reduction, maintaining optimal engine performance and compliance. It is compatible with various Stihl models including the FS 90, FS 100, FS 110, FS 130, HT 100, HT 101, KM 90, KM 100, KM 110, KM 130, SP 90, FC 90, FC 95, FC 100, FC 110, FR 130 T, HL 90 K, HL 95, HL 95 K, HT 100, HT 101, HT 130, HT 131, KA 85 R, KW 85, and SP 90 T.