FMF Fatty expansion chamber 16-19

• 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:

• 125/150 SX 2016-2018

Cross Country:

• 125/150 XC-W 2017-2019