The Pro Moto Billet endcap for the 2011 KTM 250, 350, or 450 SX F is an economical way to convert a stock muffler into a USFS-approved spark arrested muffler. Riders can simply remove three machine screws and take out the screen when it’s not needed. The end cap is machined out of solid 6061 aluminum. Silent and Ultra Silent Inserts are also available to reduce noise.
Retail Price: $134.95