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FMF Quiet Core Spark-Arrestor Insert — Factory 4.1 RCT mufflers
FMF Quiet Core Spark-Arrestor Insert — Factory 4.1 RCT mufflers
Regular price
$35.99 USD
Regular price
Sale price
$35.99 USD
Shipping calculated at checkout.
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US Based
Laramie, Wyoming
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A genuine FMF replacement part engineered specifically for this exhaust line — direct fit, no modification needed.
Fits: Factory 4.1 RCT mufflers.
Why riders pick it:
- Drops sound output for noise-restricted tracks and trails
- Retains most of the performance gain over stock
- Simple insert installation, no tools required for swaps
Not sure it's the right part for your setup? Send us your year and model and we'll confirm.
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