Hand-pounded seams for superior flow, lighter gauge metal for the Factory sound.This Part Fits:YearMakeModelSubmodel2002-2021YamahaYZ125Base2020-2021YamahaYZ125XBase

Hand-pounded seams for superior flow, lighter gauge metal for the Factory sound.This Part Fits:YearMakeModelSubmodel2014-2021KawasakiKX100Base2022KawasakiKX112Base2014-2021KawasakiKX85Base

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:YearMakeModelSubmodel2021Gas GasMC 85Base

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:YearMakeModelSubmodel1990-1997HondaCR125RBase

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:YearMakeModelSubmodel2000-2004YamahaYZ125Base

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:YearMakeModelSubmodel2000-2001HondaCR125RBase

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction.This Part Fits:YearMakeModelSubmodel1995-2006KawasakiKDX200Base

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction.This Part Fits:YearMakeModelSubmodel2020-2021Beta200 RRBase

FMF Racing KTM250SX 19-2/250-300XC/XCWTPI 20-3/HQTC250 19-2/TE/X250i-300i 2020-3/GGE/EX250-300 FattyThis Part Fits:YearMakeModelSubmodel2021-2022Gas GasEC 250Base2021-2022Gas GasEC 300Base2021-2022Gas GasEX 300Base2022Gas GasMC 250Base2019-2021KTM250...

FMF Racing KTM250SX 19-22/250-300XC/XCWTPI 20-3/HQTC250 19-22/TE/X250i-300i 20-3/GGEC/EX250 GnarlyThis Part Fits:YearMakeModelSubmodel2019-2021KTM250 SXBase2019KTM250 XCBase2020-2022KTM250 XC TPIBase2023KTM250 XC-WBase2020-2022KTM250 XC-W...

FMF Racing KTM 85SX 18-24/HQV TC85 18-24/Gas Gas MC85 21-24 Big Bore Factory Fatty PipeThis Part Fits:YearMakeModelSubmodel2021Gas GasMC 85Base