The FMF Fatty 024049 pipe for Yamaha YZ125 2005-2021 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 024076 pipe for Yamaha YZ125 2022-2024 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 024049 pipe for Yamaha YZ125X 2020-2022 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 024076 pipe for Yamaha YZ125X 2023-2024 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 020127 pipe for Yamaha YZ250 1989 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an experienced...

The FMF Fatty 020135 pipe for Yamaha YZ250 1991-1992 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 020142 pipe for Yamaha YZ250 1995-1996 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 020149 pipe for Yamaha YZ250 1997-1998 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Fatty 024000 pipe for Yamaha YZ85 2002-2018 offers race-proven performance, broadening and smoothing the power curve to increase gains throughout the power band. Whether you're an...

The FMF Gnarly 025269 pipe for Beta 200RR 2020-2024 is designed to increase horsepower and torque at lower RPM, helping you overcome the toughest terrain. If you want to transform your 2-stroke with...