FMF

Overall increase in power and torqueDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo technologyEnhanced...

Overall increase in power and torqueDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo technologyEnhanced...

Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of ridingAluminum construction...

Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of ridingAluminum construction...

Fmf Powercore 4 Muffler 041600 Honda -- CRF450R -- (2021, 2022, 2023, 2024); Honda -- CRF450RX -- (2022, 2023, 2021, 2024)

Overall increase in power and torqueDurable stainless steel and aluminum constructionAdvanced packing material for maximum longevityRemovable spark arrestor included Honda -- XR650L -- (1993, 2001,...

Overall increase in power and torqueDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo technologyEnhanced...

New modular end cap allows easy tuning alterationsStandard Hi-Flo 2" end cap boosts all-around performance; optional smaller 13/4" end cap smooths power delivery; spark arrestor module adds off-road...

Overall increase in power and torqueDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo technologyEnhanced...

Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of ridingAluminum construction...

Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of ridingAluminum construction...

Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of ridingAluminum construction...