USFS Approved KTM Spark Arrestor End Cap. Cost effective option vs. replacing the whole silencer. Designed to offer maximum performance; in our testing we found no power loss from the stock end cap. The EE Screen type spark arrestor makes maintenance very easy, by simply removing 2 bolts, the screen can be removed for replacement or servicing. Screen can be removed while riding on a closed course location. Fits SX, XC, XC-W, EXC models.