FMF Quiet Performance Q4 Spark Arrestor KLX650 | 042321 Fly 2025 Disc cover & caliper guards

Disc cover & caliper guards can can be replaced individually if needed

A pipe guard molded to a specific pipe shape eliminates gaps while covering exposed pipe surface

Many Suzuki models have extra inner clearance inside the stock throttle housing

Mounts independently of perches for versatility

KTM (16-18) 125 & 150 SX

FMF Quiet Performance Q4 Spark Arrestor KLX650 | 042321 Fly 2025 Disc cover & caliper guardsIncorporates internal baffles, chambers and space age sound absorbing materials to accelerate exhaust flow with less noise and minimal power loss Well under the 96db sound output on most machines to satisfy strict sound requirements U. S. Forestry approved Spark arrestor with maintenance free, stainless steel spark arrestor screen