Allow you to ride your 4-stroke motocross bike on your favorite trail without the fear of being caught without a spark arrestor; and without the cost of an aftermarket silencer
Use removable screen-type spark arrestor
U.S. Forest Service approved
Utilize the stock exhaust pipe
Easy installation with drill and rivet gun; instructions and hardware provided
A silent insert is available that will reduce noise by up to 5 dB
CNC-machined from 6061 billet aluminum
Silent Inserts
Installs into the nozzle of the Endo’s spark arrestor to reduce noise output of bike
A must in noise-sensitive areas
Will make CRF450R and YZ250F pass the 96 dB sound test
