1143 140 0653 – STIHL Muffler (Genuine OEM Part) Stihl CHAIN SAW MS291KIT 18 Built from durable materials

Built from durable materials

this clutch ensures precise fitment

drive wheelsOEM Status: Genuine Ariens® / Gravely® replacement part

engineered to maintain proper compression and sealing within the engine cylinder of compatible STIHL chainsaws

Heavy-duty HB-section wrapped V-belt

1143 140 0653 – STIHL Muffler (Genuine OEM Part) Stihl CHAIN SAW MS291KIT 18 Built from durable materials1143 140 0653 STIHL Muffler (Genuine OEM Part) The STIHL 1143 140 0653 is a genuine OEM muffler designed to reduce exhaust noise and safely direct exhaust gases away from the engine and operator on compatible STIHL chainsaws. This muffler plays a critical role in maintaining proper engine performance, noise control, and emissions compliance. Manufactured to STIHLs original equipment specifications, this muffler is constructed from durable, heat