FMF Fatty Gold Series Expansion Chamber (25241)

Part No. 6107729
With well over 35 years of racing experience behind it, the Fatty Gold Series pipe delivers race proven performance. The Fatty broadens and smoothes out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev. No matter what type of riding you do, the Fatty has the benefits youre looking for.

-More tractable power, improved throttle control

-Provides power gains throughout entire power band

-Carbon steel with a nickel plated finish for maximum durability

-FMF Racings Tru-Flo stamping process ensures a perfect fit and optimum performance.

-Can be used with FMF or stock silencer (unless noted)

-Our most popular 2-stroke pipe

-O-Rings Included
GAS GAS EC250 21-22
GAS GAS EC300 21-22
GAS GAS EX250 22
GAS GAS EX300 21-22
GAS GAS MC250 22
HUSQVARNA TC 250 19-22
HUSQVARNA TE 250i 20-22
HUSQVARNA TE 300i 20-22
HUSQVARNA TE 300i ROCKSTAR EDITION 21
HUSQVARNA TX 300i 20-22
HUSQVARNA TX300 19
KTM 250 SX 19-22
KTM 250 XC 19
KTM 250 XC TPI 20-22
KTM 250 XC-W TPI 20-22
KTM 300 EXC TPI ERZBERGRODEO 20-21
KTM 300 XC 19
KTM 300 XC TPI 20-22
KTM 300 XC-W TPI 20-22