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FMF

Factory 4.1 RCT Exhaust System

EXHST AL4.1SS/MGBMB KX250

Article: 18201985

€1267.12 incl. VAT

excl. VAT: €1055.93

In stock (1–3 days)

Availability history: 1 ▲ 1

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Specifications

Brand
FMF
Vendor Part #
042397
Design/Configuration
Single Canister
End Cap Color/Finish
Carbon Fiber
Material
Aluminum, Carbon Fiber, Stainless Steel
Model
Factory 4.1 RCT
Muffler Color/Finish
Natural
Muffler Material
Aluminum
Pipe Material
Stainless Steel
Style
Megabomb
Type
Full System
Weight
4.141 kg
Dimensions
240 x 610 x 295
Barcode
042397

Descriptions

Factory 4.1 RCT Exhaust System

RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output

Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power

FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage

Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws

Meets AMA and FIM sound requirements

QuietCore 94 dB insert included

Made in the U.S.A.

NOTE: Will not pass 2025 FIM sound regulation

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Safety and contacts

Manufacturer

FMF

18033 S SANTA FE AVE

90221 RANCHO DOMINGUEZ

US

sales@fmfracing.com

Responsible person in the EU

Parts Europe

Conrad Röntgen-Str. 2

54332 Wasserliesch

DE

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