Mufflers & Silencers

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

FMF is the leader in high performance quiet technology and our Q4 HEX is the next evolution in off road exhaust. The Q4 employs intricate chambers, baffles and proprietary multistage packing material...

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

Developed over years of championship off-road racing Employs intricate chambers, baffles and proprietary multistage packing material Max Sound output 96dB Constructed from aircraft grade aluminum...