FMF Q4 Silencer

The FMF Q4 is the next evolution in off-road exhaust technology, combining high performance with quiet operation. FMF is the leader in high-performance quiet technology, and the Q4 employs intricate chambers, baffles, and proprietary multistage packing material, making it the best-performing quiet muffler available.

Features

• Low noise level

• Easy to mount

• Perfect fit

• Power gains throughout the entire RPM range

• Lighter than stock

• Made of high-grade aluminum

• Fits OEM header

• Spark arrestor included

• EPA and CARB approved

• Silencer housing made of high-grade aluminum

Fitment

• KTM: 2023+ 250 SX-F/XC-F, 450 SX-F/XC-F, 350 SX-F/XC-F

• Husqvarna: 2023+ FC250, FC350, FC450, FX350

• GasGas: 2024+ 250 MC-F/EX-F, 350 MC-F/EX-F