I made this while working on the Star 450s. This is the FMF silencer of the exhaust system. Hope you guys like it! Instructions included in download below. Thanks to Frosty122 for the metal tab things, I got them from his template for the YZ250F.   9/30 UPDATE: This works for the both the 2023 … Continue reading FMF 4.1 Silencer for 23′ YZ450F & 24′ YZ250F