Description
The FMF Racing Fatty Gold Series pipe, with over 35 years of racing heritage, delivers reliable, race-proven improvements to motorcycle performance. Engineered to broaden and smooth the entire power curve, this expansion chamber boosts low-end, midrange, and over-rev for enhanced power delivery. Constructed with carbon steel and finished in durable nickel plate, the Fatty offers robust build quality, excellent fitment through FMFÕs Tru-Flo stamping process, and easy installation with included O-rings. Compatible with both FMF and stock silencers, itÕs a versatile, trusted choice for riders seeking more tractable power and improved throttle control.
Features
- Delivers smoother, broader power gains across the rev range
- Improves throttle response and overall engine control
- Constructed from robust carbon steel with a long-lasting nickel-plated finish
- Tru-Flo stamping ensures precise fit and optimum exhaust flow
- Compatible with FMF and OEM silencers (unless noted otherwise)
- Includes installation O-rings
- Renowned as FMF's most popular 2-stroke pipe
Specifications
- Item ID: 025182
- Type: Pipes
- Carb Warning: No
- Weight: 3.5 lbs
Vehicle Fitment
Husqvarna
- TC 125 (2016-2018)
- TE 150 (2017-2019)
KTM
- 125 SX (2016-2018)
- 125 XC-W (2019)
- 150 SX (2016-2018)
- 150 XC-W (2017-2019)

