• FMF Factory 4.1 RCT Spark Arrestor Insert - 040638
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FMF Racing

FMF Factory 4.1 RCT Spark Arrestor Insert - 040638

FMF Factory 4.1 RCT Spark Arrestor Insert - 040638

$35.99 USD
$39.99 USD $35.99 USD
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Universal fit

This part is not machine-specific — it fits by size, thread, or bolt pattern rather than by year, make and model. Check the specification against your machine before ordering.

Want to be sure it fits?Parts can vary by year, make, and model. If you already know it fits, go ahead and order with confidence — no call required. If you’d like a hand, reach out and we’ll gladly confirm fitment for you. Email sales@jkloffroad.com, call or text 579-509-2791.

The FMF Factory 4.1 RCT Spark Arrestor Insert is an essential performance upgrade designed for off-road enthusiasts and motocross riders looking to enhance their exhaust system's efficiency while complying with noise and environmental regulations. This precision-engineered insert works with FMF's Factory 4.1 RCT exhaust systems to provide both improved power delivery and the added safety of a spark arrestor, making it ideal for trail riders, desert enthusiasts, and anyone who rides in areas with strict fire prevention laws.

⚠ WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov.

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