FMF 042393 HEX Spark Arrestor Slip-On Muffler - Q4

The FMF Q4 Hex Slip-On Muffler represents the next evolution in high-performance quiet exhaust technology for off-road motorcycles. Designed for riders who need sound compliance without sacrificing power, this advanced muffler system delivers impressive performance gains while keeping noise levels to a minimum.

Advanced Quiet Technology:

• Intricate internal chambers and baffles optimize exhaust flow
• Proprietary multistage packing material maximizes sound dampening
• Meets USFS and FIM World Enduro sound regulations
• Most models achieve sound levels below 93-96 dB

Performance Benefits:

• Power gains throughout the entire RPM range
• Lighter weight than stock exhaust systems
• Rugged aluminum construction with natural finish
• Stainless steel midpipe and end cap for durability
• Wrapped perforated core internal design

What's Included:

• Q4 Hex slip-on muffler
• USFS-approved spark arrestor with screen insert
• Quiet insert for additional sound reduction
• All necessary mounting hardware

Made in the USA by FMF Racing, the Q4 Hex muffler is engineered for off-road endurance and trail compliance. The hexagonal canister design provides maximum internal volume for superior sound control while maintaining unrestricted exhaust flow. Perfect for riders who need to meet sound restrictions on public lands without compromising performance.

Notice: Designed for closed course use only.