FMF Racing® Gold Series Fatty™ Pipe Expansion Chamber 041244

Fits some KTM models. See below for full fitment details.

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:

• Computer designed and dyno tested to make power gains where each machine needs them the most
• Tru-Flo stamping process ensures a perfect fit and optimum performance
• Constructed of strong 19-gauge steel with a nickel-plated finish

Finish:

• Nickel-plated

Fitment:

• 2008-2009 KTM 85 XC
• 2007-2012 KTM 105 XC
• 2007-2012 KTM 105 SX
• 2006-2017 KTM 85 SX