Stihl MS270 MS280 Muffler 1133 140 0601 Get link Facebook X Pinterest Email Other Apps Stihl Parts | Stihl Parts Lookup Part description: Stihl 1133 140 0601 muffler Other part numbers: 11331400601 Replacement muffler for Stihl MS270 and MS280 chainsaw models.Stihl MS270 PartsStihl MS280 Parts