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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.
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