FMF PowerCore IV - 13-18 CRF110 Muffler Insert:Without Spark Arrestor 1/4 Turn Throttle – Honda

1/4 Turn Throttle – Honda V2 Race Head & YX140/125

Also fits the EFI CRF125F for normal grip use

XR50 - All years

Customize with performance tuning inserts and spark arrestor module

Adapts BBR CRF/XR50 Handlebar kit to the Z50R

FMF PowerCore IV - 13-18 CRF110 Muffler Insert:Without Spark Arrestor 1/4 Turn Throttle – HondaHi Flo end cap boosts all around performance Computer designed and dyno tested for every 4 stroke application Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power A stainless steel mid pipe mates to the computer designed rear can for lightweight durability Round perforated steel inner cores make for optimum flow, using hi flo technology FMF's exclusive cross weave internal packing provides longevity and maximum