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$4.95 - $5.95


MSR Muffler Plug


  • Protects your exhaust system from water during washing, humidity, or condensation that can cause corrosion
  • Dramatically increases muffler/silencer packing life
  • Fits most 4-stroke applications
Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
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Product Style Item # Manufacturer Product # Availability
2 Stroke 1171286 FHM028-S-K In Stock: Ships within 24 hours
4 Stroke 1171287 FHM028-L-K Only 2 Left: Ships within 24 hours