KTM SX 125 144 150 FMF FACTORY FATTY Front Pipe exhaust 2004-2010

The Factory Fatty 025076 by FMF Racing is engineered for riders who. low-end torque, strong midrange, and greater over-rev, the Factory Fatty. 125 SX (2004–2010). 144 SX (2007–2008). 150 SX (2009–2010).

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