- The most popular 2-stroke silencers in FMF's arsenal
- The elliptically shaped bodies with perforated core perform well in any condition
- Equipped with a Performance Flow end cap and nickel-plated front stinger
KTM -- 85 SX -- (2010, 2005, 2007, 2009, 2008, 2006, 2003, 2004, 2011, 2015, 2013, 2014, 2012, 2017, 2016); KTM -- 105 XC -- (2007, 2011, 2012, 2008, 2010, 2009); KTM -- 105 SX -- (2011, 2012, 2008, 2007, 2010, 2009); KTM -- 85 XC -- (2008, 2009)