FMF Fatty expansion chamber 17-19

• Made of high quality, extra strong and durable steel
• Nickel-plated surface
• Broader, smoother powerband
• Higher speed
• More traction, better throttle control
• Complete with o-rings
• Combination with FMF silencer recommended

FITS:

MX:

• 250 SX 2017-2018

Enduro:

• 250/300 EXC/TPI 2017-2019

Cross Country:

• 250/300 XC 2017-2018
• 250/300 XC-W/TPI 2017-2019