Description
- FMF developed the PowerCore 4 to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding
- Aluminum construction and stainless steel Hi-Flo endcaps make for the perfect balance of performance and strength
- Removable spark arrestor included
Yamaha — Raptor 350 4×2 — (2009, 2007, 2011, 2010, 2008, 2012, 2013, 2006, 2005, 2004); Yamaha — Raptor 350 SE 4×2 — (2006, 2007, 2005)






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