The Factory 4.1 is FMF Racing's premier ATV performance exhaust. It is guaranteed to produce more horsepower throughout the entire RPM range. If performance is your priority, the Factory 4.1 is the exhaust for you.
- Titanium construction with durable stainless steel midpipe
- Used by Factory teams such as KTM, Epic Can-Am and Rath Racing
- Optional quiet insert or spark arrestor available
- Available in natural or blue anodized finish (depending on model)
- Use with FMF Powerbomb or Megabomb, or stock header
Notice: Closed Course Use Only
Item ID: 043213
Finish: Blue Anodized
Midpipe: Stainless Steel
Endcap: Stainless Steel
Spark Arrestor: Insert (sold separately)
Carb Warning: no
Quiet Insert: 94dB Insert (sold separately)
Weight: 0.8 lbs.