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MS391 Exhaust Muffler Assembly For Stihl MS311 MS391 Chainsaws – OEM Replacement 1140 140 0657 with Spark Arrestor
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 26, 2026 11:16 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Adorih-US
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Perfect Compatibility Muffler Assembly: This exhaust muffler is designed to fit For Stihl MS311 and For Stihl MS391 chainsaws, ensuring proper exhaust flow and stable engine performance. It is an ideal aftermarket replacement for restoring normal operation during cutting, logging, and maintenance work.
✓OEM Replacement Muffler 1140 140 0657: Direct replacement for OEM part numbers 1140 140 0657, 11401400657, and 1140-140-0657. Manufactured to OEM specifications, this muffler delivers dependable fitment and performance comparable to the original factory silencer.
✓Built-In Spark Arrestor for Safer Operation: This muffler features an integrated spark arrestor screen that helps reduce sparks during engine operation. It lowers the risk of fire and is suitable for use in forestry logging, landscaping, and urban greening environments where fire safety is critical.
✓Efficient Exhaust & Noise Reduction: Designed to optimize exhaust gas flow, this muffler helps maintain proper engine temperature while effectively reducing engine noise. It improves operator comfort and supports consistent chainsaw performance during extended working periods.
✓Durable Construction for Long Service Life: Constructed from heat-resistant and corrosion-resistant materials, this exhaust muffler withstands harsh outdoor conditions and prolonged use. A reliable choice for professional and DIY users seeking a cost-effective replacement for For Stihl chainsaw muffler parts.
⚙️ Specifications
Brand
Adorih
Vehicle Service Type
MS391
Item Weight
0.39 kg
Manufacturer
Adorih
Number of Items
1
Brand Name
Adorih
Manufacturer Part Number
1140 140 0657
Included Components
1140 140 0657
Model Number
1140 140 0657
Manufacturer Warranty Description
no
Best Sellers Rank
See Top 100 in Patio, Lawn & Garden