FMF Racing Q4 Spark Arrestor Slip-On Exhaust

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

• Dirt bike canister slip on muffler constructed from aircraft grade aluminum with high strength stainless steel end caps and midpipe
• Incorporates internal baffles, chambers and space age sound absorbing materials to accelerate exhaust flow with less noise and minimal power loss
• Twin stage core design extends the life of the packing and lowers the dB output
• Well under the 96db sound output on most machines to satisfy strict sound requirements
• U.S. Forestry approved removable spark arrestor with maintenance free, stainless steel spark arrestor screen included
• Developed over years of championship off-road racing
• Designed for use with FMF or stock O.E.M header

Note: For closed course competition use only. Not intended for street use.

Note: Image for reference only. Actual product may vary according to vehicle.