Mufflers & Silencers

FMF Powercore-4 HEX Spark Arrestor Slip-On Exhaust Muffler (044397)

Hi-Flo end cap boosts all-around performance Computer designed and dyno-tested for every 4-stroke application Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases...

$449.99

$366.19

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FMF Powercore-4 Slip-On Exhaust Muffler - '08-26 Kawasaki KLX140 (042160)

Hi-Flo end cap boosts all-around performance Computer designed and dyno-tested for every 4-stroke application Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases...

$269.99

$226.99

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FMF Powercore-4 Spark Arrestor Slip-On Muffler (043095)

Hi-Flo end cap boosts all-around performance Computer designed and dyno-tested for every 4-stroke application Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases...

$269.99

$238.05

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FMF Q Series Quiet Silencer Exhaust Muffler (025298)

Longer oval canister, the trademarked Q uses internal technology that retains optimum flow characteristics while enhancing sound absorption qualities Meets the mandated 96dB sound level set by the...

$229.99

$191.52

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FMF Q4 Aluminum/Stainless Steel Slip-On Muffler (041597)

Developed over years of championship off-road racing Twin-stage core design for lower sound output and extended life of packing material Comes standard with spark arrestor

$499.99

$426.47

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FMF Q4 Aluminum/Stainless Steel Slip-On Muffler for '20-21 KLX300R (042388)

Developed over years of championship off-road racing Twin-stage core design for lower sound output and extended life of packing material Comes standard with spark arrestor

$499.99

$374.88

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FMF Q4 HEX Aluminum/Stainless Steel Slip-On Muffler (042393)

Less sound equals more ground Meets FIM World Enduro sound regulations Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off-road...

$499.99

$374.88

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FMF Q4 HEX Aluminum/Stainless Steel Slip-On Muffler (043380)

Less sound equals more ground Meets FIM World Enduro sound regulations Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off-road...

$499.99

$374.88

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FMF Q4 HEX Aluminum/Stainless Steel Slip-On Muffler (045667)

The Q4 employs intricate chambers, baffles and proprietary multistage packing material With the Q4 you do not need to hear the power, just feel the power! Less sound equals more ground Power...

$499.99

$374.88

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FMF Q4 HEX Black Aluminum/Stainless Steel Slip-On Muffler (045646)

The Q4 employs intricate chambers, baffles and proprietary multistage packing material With the Q4 you do not need to hear the power, just feel the power! Less sound equals more ground Power...

$499.99

$374.88

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FMF Q4 Hex Spark Arrestor Aluminum/Stainless Slip-On Muffler (041578)

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

$499.99

$374.88

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FMF Q4 Hex Spark Arrestor Aluminum/Stainless Slip-On Muffler (042296)

Q4 Hex Spark Arrestor Slip-On Muffler Pounds lighter than stock Rugged design for off-road endurance Spark arrestor included Meets FIM World Enduro sound regulations Less sound equals more...

$499.99

$368.26

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