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FMF Hi-Flo Header
FMF Hi-Flo Header

$ 224.99 $249.99
10% Off - Save $25.00

Item #FMF001A

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1 Review
5 out of 5 stars
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Verified Purchaser
Washington, USA
Durability 5/5 Ease of Installation 5/5 Performance 5/5 Power 5/5 Style 5/5
FMF header for XR650L

simple install and looks good! adds some performance I guess, not really notable on a already uncorked XR650L

5 Questions
Answered:   5
Not Yet:   0
Q: I have a 2005 Polaris Predator 500 TLD if I buy an FMF factory 4.1 would this fit it?
Over 8 years ago
MotoSport Staff
Over 8 years ago
A: yes this would fit a FMF 4.1 muffler
Q: Is it any bigger?
Over 9 years ago
Is the diamater any bigger than the stock or does it have the same diameter
Expert MotoSport Staff
Over 9 years ago
A: These are a bit larger diameter than OEM, that is what gives it the HI FLO name.
Q: Will this fit my warrior with the white brothers e serious silencor
Over 9 years ago
MotoSport Staff Expert
Over 9 years ago
A: This was designed to replace the OEM head pipe. Being that you are trying to fit it on another brand, FMF will not specify whether this will fit.
Q: Will the fmf header fit a pro circuit slip on?
Over 10 years ago
MotoSport Staff Expert
Over 10 years ago
A: This head pipe is made to fit your stock exhaust. with that said, if the silencer you have was made to fit the stock head pipe than this will work.
Q: Fmf slip on with header?
Over 10 years ago
i have a 04 kfx400 with a fmf slip-on pipe but will the slip-on fit on the header?
MotoSport Staff
Over 10 years ago
A: Yeah it should fit.

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# Part Numbers
Product Variant Manufacturer Part #
FMF Hi-Flo Header 045037
California Proposition 65

WARNING: This product contains chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. For more information, go to www.P65Warnings.ca.gov.