FMF Racing® Gold Series Fatty™ Pipe 2-Stroke Expansion Chamber for some KTM models 025073

With well over 35 years of racing experience behind it, the Fatty Gold Series pipe delivers race proven performance. The Fatty broadens and smoothes out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev. No matter what type of riding you do, the Fatty has the benefits you’re looking for.

Features:

• More tractable power, improved throttle control
• Provides power gains throughout entire power band
• Carbon steel with a nickel plated finish for maximum durability
• FMF Racing’s Tru-Flo stamping process ensures a perfect fit and optimum performance.
• Can be used with FMF or stock silencer (unless noted)
• Our most popular 2-stroke pipe
• O-Rings Included

Finish:

• COLOR/FINISH: NICKEL-PLATED
• MATERIAL: STEEL

Fitment:

• 2009-2010 KTM 150 SX
• 2007-2008 KTM 144 SX
• 2004-2010 KTM 125 SX