FMF PowerBomb Header KX250F/X 2021-2023 042389 1822-0523 Rocker Arm Shaft Features proper port angle and

Features proper port angle and patented matched-length rear headpipe design that produces even performance from each cylinder

Steel tubing measures 1

Brake and shift pegs are threaded and fit most stock brake and shifter levers

Designed to work with all 1-1/4" diameter handlebars

FMF PowerBomb Header KX250F/X 2021-2023 042389 1822-0523 Rocker Arm Shaft Features proper port angle andUtilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10% Act as "pre muffler" helping to lower the decibel output The expansion and contraction of exhaust sonics through the system causes increased flow Not for use with stock muffler.