Burns Lightweight mufflers can be packed with high temperature fiberglass, stainless steel scrubble or, for some sizes, both.
Fiberglass is the least expensive, quietest and lightest option and works well in most cases where the muffler is located away from the engine.
For extreme and higher temperature applications, we recommend using
4.2
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Muffler Repack Kits
R
Rockwood · March 23, 2026
Easy to use
Jean · September 20, 2025
Muffler repack kit
These worked out great! Easy to pack. I used a small funnel upside down. I’ll be racing soon, we’ll see(hear) how they sound. Certain tracks have lower decibel limits than others. Disqualification is no fun…
Thanks for all your help!