Click to enlargeCRF450X FMF Q4 Muffler / MegaBomb Header<br>Full Exhaust System

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Home > Dual Sport Parts > Honda CRF450L > FMF Q4 / MegaBomb Full Exhaust

We've combined several of the most popular FMF products for the new 2019+ Honda CRF450X into one simple exhaust package. The package consists of the FMF Q4 Hex Slip-On muffler and the FMF MegaBomb header pipe.

Fitment: 2019+ Honda CRF450X


One (1) CRF450X FMF Q4 Hex Slip-On Muffler:
  • Constructed from aircraft grade aluminum and high strength stainless steel
  • Removable USFS spark arrestor included
  • Pounds lighter than stock (total weight 5.8 lbs)
  • Quietest aftermarket muffler available for your CRF!
  • Includes mid pipe insert if you want to use with the smaller stock header pipe (fits 450X header only)
  • Meets USFS and FIM World Enduro sound regulations
  • Part #041578

    One (1) CRF450X FMF MegaBomb Header Pipe:
  • Stainless Steel Construction
  • Ideal for use with FMF Q4 Muffler
  • Part #041577

    Honda CRF450L FMF Q4 / MegaBomb Video:

    ** In Stock - Usually leaves our warehouse in 3-4 business days

    CRF450X FMF Q4 Muffler / MegaBomb Header Full Exhaust System
    FMF-041578-041577Retail Price: $654.99Our Price: $599.95

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