The Factory 4.1 is FMF Racing's premier performance exhaust. With 30 years of racing experience behind it, the Factory 4.1 takes advantage of everything we've learned on the race track.
-Available in natural or blue anodized finish.
-Horsepower gains throughout RPM range.
-Available with titanium or high strength stainless steel midpipe.
-94dB Insert Included
Notice: Closed Course Use Only
Item ID: 042061
Midpipe: Stainless Steel
Endcap: Stainless Steel
Spark Arrestor: Screen Insert (included)
Quiet Insert: 94dB Insert (included)
Weight: 5.3 lbs.
|Item Id - Manual Description|
|042061 - INST SHEET KAW KX250F'04-05/SUZ RMZ250'04-05 FACTORY 4.1 MFLR (042061-66)|