Skip to product information
FMF Factory 4.1 RCT Exhaust System - Anodized - Carbon End Cap - Megabomb - Honda CRF250R/RX 041621
Availability Low stockUsually processes in 1 business day Fitment Check fitment information Shop Pay installments
Flexible monthly plans
Shop Pay installment terms

Rates from 0–36% APR. Payment options through Shop Pay Installments are subject to an eligibility check and are provided by Affirm lending partners. Options depend on your purchase amount, and a down payment may be required. State notices to consumers. Displayed payment estimates use the current product price. Taxes, shipping, discounts, and the final checkout total can change available options and payment amounts.

P4M+ rewards 6875 P4M+ points with this product. Plus automatic entry in our monthly giveaway. Nothing else to do.
5 pts / $1
Availability Low stock 2 available right now
Fitment Matched bike fitment Exact bike matches load from product tags View fitment details
Part number 18202101 FMF
Shipping Processes within 1 business day Standard U.S. delivery is typically 2-5 business days after shipment
Parts-counter style support, online. Questions about fitment, ETA, or returns can be checked before ordering, and P4M stays responsible for order support after checkout.
Trustpilot 4.2 Great 6 public reviews
$1,374.99 Low stock

Factory 4.1 RCT Exhaust System - Anodized - Carbon End Cap - Megabomb - Honda CRF250R/RX

Product Details

Brand FMF
Part Number 1820-2101
Manufacturer Part Number 041621
Suggested Retail $1,374.99
Units EACH

Features

  • The Factory 4.1 RCT incorporates the FMF Resonance Chamber Technology™ both internally and externally
  • In addition, achieves a shorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering - moving the muffler closer to the motor to centralize mass
  • The Factory 4.1 RCT is constructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the Southern California factory

Specs

Product Name EXHAUST SYSTEM
Model FACTORY 4.1 RCT
Style MEGABOMB
Pipe Material TITANIUM
Muffler Material TITANIUM
Muffler Color/Finish ANODIZED BLUE
End Cap Material CARBON FIBER
End Cap Color/Finish BLACK
Units EACH
Riding Style OFF-ROAD

Package Info

Weight 11.7 lb
Length 37 in
Width 14.5 in
Height 14.5 in

Part Codes

Harmonized EU - 87141040000 US - 8714.10.0050 SCHEDULE B - 8714.10.0090

Catalog References

  • 26 PU OFFROAD / Page 8

Fitment

Year Make Model Position Notes
2025-2026 Honda CRF250R
2025-2026 Honda CRF250RX

Part Notices

  • This part is subject to an advertising policy

Fitment Disclosure

and

General Safety Warning

POSITION NOTES 2025-2026 Honda CRF250R - - 2025-2026 Honda CRF250RX - - Fitment Disclosure This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided. General Safety Warning Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions.

Description

FMF Factory 4.1 RCT Exhaust System - Anodized - Carbon End Cap - Megabomb - Honda CRF250R/RX 041621

Factory 4.1 RCT Exhaust System - Anodized - Carbon End Cap - Megabomb - Honda CRF250R/RX

Features

  • The Factory 4.1 RCT incorporates the FMF Resonance Chamber Technology™ both internally and externally
  • In addition, achieves a shorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering - moving the muffler closer to the motor to centralize mass
  • The Factory 4.1 RCT is constructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the Southern California factory

Fitment

This product fits

Year Make Model Position Notes
2025-2026 Honda CRF250R
2025-2026 Honda CRF250RX

You may also like