Description
The FMF Racing Factory Fatty 025121 exhaust pipe is designed to replicate the renowned performance and craftsmanship of the original ÒworksÓ or cone pipes used by factory teams. Engineered for riders demanding improved output, it provides a broader, smoother power curve with increased power gains across the low, mid, and top end. Crafted from high-quality steel and featuring meticulous construction details, the Factory Fatty delivers outstanding performance no matter your riding discipline.
Features
- Lighter 20 gauge steel body enhances durability while minimising weight
- 19 gauge steel header for strength and precise fitment
- Hand-pounded seams ensure smooth internal flow transitions
- Includes O-rings for a secure, leak-resistant installation on most models
- Expands and smooths the power curve, boosting power across all RPM ranges
Specifications
- Item ID: 025121
- Type: Pipes
- Weight: 3.4 lbs
- Carb Warning: No
Vehicle Fitment
Husqvarna
- TC 125 (2014-2015)
- TE 125 (2015-2016)
KTM
- 125 SX (2012-2015)
- 150 SX (2011-2015)
- 150 XC (2011-2015)

