FMF Factory 4.1 RCT Exhaust Silencer 09-16 Kawasaki KX 250 F - FMF 042290

The FACTORY 4.1 RCT Stainless Slip-On with Carbon End Cap utilises advanced FMF Resonance Chamber Technology™, both internally and externally, to deliver class-leading performance and durability. Engineered for racers seeking significant power improvements, this slip-on positions the muffler closer to the engine for better mass centralisation and reduced crash vulnerability. Constructed exclusively from aerospace-grade materials in Southern California, it combines robust build quality with exceptional weight savings, ideal for demanding off-road and motocross environments.

Features

• Notice: Closed Course Use Only
• Shortened design for improved crash protection and mass centralisation
• Utilises FMF's latest internal/external Resonance Chamber Technology™
• Aerospace-grade construction for premium durability
• Aluminium muffler with a carbon end cap for optimised strength-to-weight ratio
• Massive power gains across the RPM range
• FMF proprietary alloy blend for consistency and reliability
• Inclusive Rapid Tuning System (RTS) for convenient adjustments
• Includes spark arrestor screen insert and 94dB quiet insert
• Manufactured entirely in Southern California

Specifications

• Type: Slip-On
• Configuration: Single
• Muffler Material: Aluminium (Natural Finish)
• Midpipe Material: Stainless Steel
• Endcap: Carbon
• Weight: 5 lbs
• Spark Arrestor: Screen insert (included)
• Quiet Insert: 94dB insert (included)
• Item ID: 042290

Vehicle Fitment

Kawasaki

• KX250F (2009–2016)

Supplier SKU: 06-1753.FMF.FAC. Supplier availability is subject to change.

Why Buy From FDY Performance?

Shop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.