FMF has made it clear that they love 2-strokes, and are backing it up by adding an all-new muffler design to their line-up. Don Emler headed up the Q-Stealth personally, because he loves to ride 2-strokes and is dedicated to reducing noise levels. The Q-Stealth is living proof FMF is the only exhaust company committed to bringing new technology to the 2-stroke enthusiast.