261 STIHL PERFORMANCE MUFFLER - GEN 2

The new upgraded Stihl MS 261 Performance muffler - GEN 2 

- NEW DYNO RESULTS AUG 5 (HMWF LLC.) 

HP GAIN: 11.27% 

TORQUE GAIN: 15.75%

- Bigger port openings 

- Heavy gauge faceplate 

- reinforced back plate 

- Polished faceplate

- Oversized cylinder port

All hardware included - Graphite/ SS faceplate & exhaust port gasket / Torx bolt set 

- 100% Stainless steel construction

- Removable spark arrestor screen

- Reversible pipe direction (left or right)

- TIG Welded 

- Lifetime guarantee