Increase overall engine performance with the FMF Fatty Pipe, manufacturer part number 024049 and vendor part number 78-1382. Designed for the Yamaha YZ125, this performance expansion chamber delivers a balanced power increase throughout the usable RPM range. It is an effective choice for riders seeking stronger acceleration and improved response without focusing exclusively on low-end torque or top-end horsepower.
The FMF Fatty Pipe is electro-nickel plated for a durable, non-chip finish that resists discoloration under normal riding conditions. Its construction is engineered for motocross and off-road use, providing dependable performance in demanding environments. FMF also offers Gnarly and Factory Rev pipe designs for riders who want to emphasize low-end torque or middle-to-upper RPM power, while the Fatty model provides an all-around powerband improvement.
Feature: All-around power increase across the engine’s usable power range.
Feature: Electro-nickel-plated finish helps resist chipping and discoloration.
Feature: Performance expansion chamber engineered for motocross applications.
Feature: Designed specifically for Yamaha YZ125 two-stroke models from 2005 through 2014.
Fitment includes 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, and 2014 Yamaha YZ125 motorcycles. Confirm the motorcycle year and model before installation to ensure proper application. This FMF Fatty Pipe is identified by brand FMF, manufacturer part number 024049, and vendor part number 78-1382.
Features:
- All-around power increase throughout the usable RPM range
- Electro-nickel-plated finish resists chipping and discoloration
- Performance expansion chamber designed for motocross and off-road riding
- Fits 2005–2014 Yamaha YZ125 models
- FMF manufacturer part number 024049; vendor part number 78-1382
Fitment:
2005 Yamaha YZ125
2006 Yamaha YZ125
2007 Yamaha YZ125
2008 Yamaha YZ125
2009 Yamaha YZ125
2010 Yamaha YZ125
2011 Yamaha YZ125
2012 Yamaha YZ125
2013 Yamaha YZ125
2014 Yamaha YZ125
2015 Yamaha YZ125
2016 Yamaha YZ125
2017 Yamaha YZ125
2018 Yamaha YZ125
2019 Yamaha YZ125
2020 Yamaha YZ125
2020 Yamaha YZ125X
2021 Yamaha YZ125
2021 Yamaha YZ125X
2022 Yamaha YZ125X