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Factory4.1 System (044208)



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The Factory 4.1 exhaust system with the Powerbomb header is FMF's premier exhaust system. This system is perfect for the track or dunes, and is used by factory teams such as KTM, Epic Can-Am and Rath Racing. The Powerbomb header is made of durable stainless steel to withstand any abuse.

  • Huge horsepower gains throughout RPM range
  • Advanced engineering and patent pending design
  • Available in natural or blue anodized finish

Notice: Closed Course Use Only
Item ID: 044208
Type: System
Configuration: Single
Const: Titanium
Finish: Natural
Midpipe: Stainless Steel
Endcap: Stainless Steel
Spark Arrestor: Screen Insert (included)
Carb Warning: no
Quiet Insert: 94dB Insert (included)
Header Const: Stainless Steel
Header Type: PowerBomb
Weight: 6.7 lbs.

Make Model Year
YAMAHA YFZ450 04-09,12-15

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