Factory 4.1 RCT Exhaust Silencer 10-13 Yamaha YZ 250 F - FMF 044382

Engineered for superior performance, the FMF Factory 4.1 RCT Stainless Slip-On with Carbon End Cap delivers innovative FMF Resonance Chamber Technology™ internally and externally. FMF’s Factory Forward Engineering positions the muffler closer to the engine for enhanced mass centralisation and reduced crash vulnerability. Constructed exclusively from aerospace-grade materials and made in the USA, this slip-on system provides notable power gains, significant weight savings and features rapid tuning capability for competitive riders.

Features

• Incorporates FMF Resonance Chamber Technology™ for enhanced power delivery


• Reduced overall length minimises crash susceptibility


• Factory Forward Engineering centralises mass for improved handling


• Aerospace-grade construction for maximum durability


• High-quality aluminium muffler with carbon fibre end cap


• Stainless steel mid-pipe for superior strength


• Includes screen-type spark arrestor and 94dB quiet insert


• Closed course use only

Specifications

• Item ID: 044382


• Type: Slip-On


• Configuration: Single


• Construction: Aluminium (muffler), Stainless Steel (midpipe), Carbon (end cap)


• Finish: Natural


• Spark Arrestor: Screen insert (included)


• Quiet Insert: 94dB insert (included)


• Weight: 5 lbs


• Carb Warning: No

Vehicle Fitment

Yamaha

• YZ250F (2010–2013)