4226 149 0605 STIHL Muffler Gasket – Genuine OEM Part 22225 and poor performance due to

and poor performance due to worn carburetor parts

maintaining an even lawn finish

⚠️ Important: Due to the extensive model coverage and left-hand/right-hand deck lift variations

HL 94 — Engine up to serial number 514368761

The filter becomes dirty or clogged

4226 149 0605 STIHL Muffler Gasket – Genuine OEM Part 22225 and poor performance due to4226 149 0605 STIHL Muffler Gasket Genuine OEM Part The STIHL Muffler Gasket (4226 149 0605) is a genuine OEM replacement gasket designed for use on select STIHL hedge trimmers. This gasket provides a critical seal between the muffler and the crankcase, preventing exhaust leaks and ensuring proper exhaust flow for reliable engine performance. A properly sealed muffler to crankcase connection helps maintain correct exhaust back pressure, reduces noise,