FMF Q4 HEX S/A

Beta FMF Q4 HEX S/A - All 4 Strokes 350-520cc

The FMF Q has always been in a league of its’ own and our latest Q4 HEX is the most significant upgrade to date.  You don’t need to settle for a plugged up moto muffler hampered by an insert when you can have a compliant muffler engineered for performance.

-Less sound equals more ground

-Meets USFS and FIM World Enduro sound regulations

-Power gains throughout the entire rpm range

-Spark arrestor included

-Pounds lighter than stock

-Rugged design for off-road endurance

-Only US manufacturer to offer dedicated quiet exhaust systems

-MADE IN THE USA

-Can be used with FMF or Stock OEM Header