FMF Factory 4 Full Exhaust System

Item Number: 327101


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Product Description

FMF Racing

FMF Factory 4 Full Exhaust System

  • The Factory 4 is designed to broaden the powerband, increase overall horsepower and torque gain while reducing and centralizing the weight
  • Oval to Round Construction
  • Sleeker, tucked in Profile
  • Less prone to crash damage
  • Substantial power gains over standard systems
  • Lowers and centralizes the center of gravity
  • Power-Up jet kit maximizes effects of any exhaust system (sold separately)

Spec Details
Configuration Single
Country of Origin USA
Header PowerBomb
Header Construction Stainless Steel
Muffler End Cap Stainless Steel
Muffler Sleeve Titanium

Vehicle Fitment

Fitment is guaranteed or your money back plus free return shipping. Don't waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.


  • YFM700R Raptor 700R 2006-2014
  • YFZ450 2004-2009, 2012-2013

Customer Reviews

Questions & Answers