Product Overview
Brand: Generic
Color: Silver
Features:
- Compatible With: Stihl MS311 MS391 chainsaw
- Replace Part Number: 1140 140 0657, 11401400657, 1140-140-0657
- Products Include: 1pc Exhaust Muffler, 1pc Spark Plug Set
- Easy Installation: Retains original vehicle interface & mounting holes, no extra accessories needed
- Dual-Core: Quiet Operation + Efficient Exhaust for Stable Power
