2-Stroke Pipes

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction.This Part Fits: Year Make Model Submodel 2017-2018 Husqvarna TE250 Base 2018 Husqvarna TE250i Base 2017-2018 Husqvarna TE300 Base 2018 Husqvarna TE300i Base 2017-2018 KTM 250 XC-W Base 2018-2019 KTM 250 XC-W TPI Base...

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2021-2023 Gas Gas EC 250 Base 2021-2023 Gas Gas EC 300 Base 2022 Gas Gas...

The FMF Rev Pipe focuses on power delivery in the middle and upper RPMs of the powerband. If you're short on power up top, want more time between shifts and spend your time in deep berms or sand, the Rev is the pipe for...

FMF Racing KTM 85SX 18-24/HQV TC85 18-24/Gas Gas MC85 21-24 Big Bore Factory Fatty PipeThis Part Fits: Year Make Model Submodel 2021 Gas Gas MC 85 Base 2018-2024 Husqvarna TC85 17/14 Base 2019-2024 Husqvarna TC85 19/16 Base 2018-2024 KTM 85 SX (17/14) Base 2020-2024...

FMF Racing KTM 85 SX 06-17/XC 08-09/KTM 105 SX/XC 07-12 Big Bore Factory Fatty PipeThis Part Fits: Year Make Model Submodel 2014-2017 Husqvarna TC85 17/14 Base 2014-2015 Husqvarna TC85 19/16 Base 2007-2011 KTM 105 SX Base 2008-2010 KTM 105 XC Base 2006-2017 KTM 85...

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction.

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2009-2015 KTM 65 SX Base 2012-2015 KTM 65 SXS Base 2009 KTM 65 XC Base...

FMF Racing KTM 250SX/XC/XCW/300XC/XCW 2011-16/HSBRG/HQV TC/TE250/300 2011-16 Gnarly PipeThis Part Fits: Year Make Model Submodel 2011-2014 Husaberg TE250 Base 2011-2014 Husaberg TE300 Base 2014-2016 Husqvarna TC250 Base 2014-2016 Husqvarna TE250 Base 2014-2016 Husqvarna TE300 Base 2011-2016 KTM 250 EXC Base 2011-2016 KTM 250 EXC-F...

FMF Racing KTM 125SX 2012-15/150SX/XC 2011-15/HQV TC125 2014-15/TE125 2015-16 Factory Fatty PipeThis Part Fits: Year Make Model Submodel 2014-2015 Husqvarna TC125 Base 2015-2016 Husqvarna TE125 Base 2012-2015 KTM 125 SX Base 2011-2015 KTM 150 SX Base 2011-2015 KTM 150 XC Base

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2014-2015 Husqvarna TC125 Base 2015-2016 Husqvarna TE125 Base 2012-2015 KTM 125 SX Base 2011-2015 KTM...

FMF Racing KTM 50SX 2009-23/HQV TC50 2017-23/Gas Gas MC50 2021-23 Factory Fatty PipeThis Part Fits: Year Make Model Submodel 2021-2023 Gas Gas MC 50 Base 2017-2023 Husqvarna TC250 Base 2023 Husqvarna TC250 Heritage Base 2017-2023 Husqvarna TC50 Base 2009-2010 KTM 450SX Base 2009-2023 KTM...

FMF Racing KTM 85 SX 2006-17/XC 2008-09/KTM 105 SX/XC 2007-12 Factory Fatty PipeThis Part Fits: Year Make Model Submodel 2014-2017 Husqvarna TC85 17/14 Base 2014-2015 Husqvarna TC85 19/16 Base 2007-2011 KTM 105 SX Base 2008-2010 KTM 105 XC Base 2006-2017 KTM 85 SX (17/14)...

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2014-2017 Husqvarna TC85 17/14 Base 2014-2015 Husqvarna TC85 19/16 Base 2007-2011 KTM 105 SX Base...

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction.This Part Fits: Year Make Model Submodel 2006-2009 KTM 200 EXC Base 2006-2009 KTM 200 XC Base 2006-2010 KTM 200 XC-W Base

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction.This Part Fits: Year Make Model Submodel 2004-2005 KTM 200 EXC Base

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2004-2010 KTM 125 SX Base 2004-2008 KTM 125 SXS Base 2007-2008 KTM 144 SX Base...

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2000-2003 KTM 125 SX Base 2000-2003 KTM 125 SXS Base

Hand-pounded seams for superior flow, lighter gauge metal for the Factory sound.This Part Fits: Year Make Model Submodel 2022-2026 Yamaha YZ125 Base 2024 Yamaha YZ125 50th Anniversary Edition Base 2026 Yamaha YZ125 70th Anniversary Edition Base 2022-2023,2025 Yamaha YZ125 Monster Energy Yamaha Racing Edition...

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.This Part Fits: Year Make Model Submodel 2022-2026 Yamaha YZ125 Base 2024 Yamaha YZ125 50th Anniversary Edition Base 2026 Yamaha YZ125 70th...