Quiet Performance Q4™ Slip-On Muffler by FMF Racing®. FMF is the leader in high performance quiet technology and 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. With the Q4 you don't need to hear the power, just feel the power! Developed over years of championship offroad racing. Max sound output 99dB; most under 94dB! Twin stage core design for lower sound output and extended life of packing material.
Notes
Remember to check your local or state laws regarding vehicle noise restrictions.
Incorporates 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
Designed for your exhaust system needs
Will deliver unparalleled performance
Exquisite workmanship and great longevity
Over the decades, FMF Racing® has seen an amazing transformation in the world of motorcycles and ATVs. The progression of the technology is one of the challenges that keeps them going. FMF was there in the days when the singleshock and watercooled engines were huge innovations and FMF is glad to be here now for the aluminum chassis and electronic fuel injection. The goal will never change - take the most advanced machinery to its limit by building the world's best performing exhausts. And its a fact, FMF build every exhaust by hand from start to finish right here in the U.S.
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