FMF Q4 Hex Slip-On Muffler WR 250 R/X 2008-2020 044437

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The Q4 employs intricate chambers, baffles and proprietary multistage packing material With the Q4 you don’t need to hear the power, just feel the power! Less sound equals more gro und Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off-road endurance Made in the U.S.A. Show more