FMF Q4 HEX Muffler 044398 1821-1544 True-Dual Down Under System Moves rider forward between 1"

Moves rider forward between 1" to 2-1/2" compared to stock seat

Mount to stock headpipes or Bassani headpipes

Make Model Year YAMAHA YZ125 22-23 YAMAHA YZ125X 23

all stock indicators including check engine light

Seamless steel tubing

FMF Q4 HEX Muffler 044398 1821-1544 True-Dual Down Under System Moves rider forward between 1"The Q4 employs intricate chambers, baffles and proprietary multistage packing material With the Q4 you dont need to hear the power, just feel the power! Less sound equals more ground Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off road endurance Made in the U. S. A.