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Q4 HEX S/A ()

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FMF is the leader in high performance quiet technology and our Q4 HEX 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!

-Less sound equals more ground

-Meets USFS and FIM World Enduro sound regulations

-Power gains throughout the entire rpm range

-Spark arrestor included

-Pounds lighter than stock

-Rugged design for off-road endurance

-Only US manufacturer to offer dedicated quiet exhaust systems

-MADE IN THE USA

-See Features Tab -> Fitment for header compatibility 

Notice: Closed Course Use Only
Item ID: 041601
Type: Slip-On
Configuration: Single
Const: Aluminum
Finish: Natural
Midpipe: Stainless Steel
Endcap: Stainless Steel
Spark Arrestor: Screen Insert (included)
Carb Warning: no
Quiet Insert: Included

Make Model Year Make Model Year
HONDA CRF450R 21-24 HONDA CRF450RX 21-24
HONDA CRF450RX 21-24
    HON CRF450R/RX'21-24 ANODIZED TITANIUM FACTORY 4.1 RCT SLIP-ON MFLR W/R.CARBON CAP   Item ID: 041603 - FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP
    For: HONDA CRF450R 2021

     

    HON CRF450R/RX'21-24 ANO FACTORY 4.1 RCT W/R.CARBON CAP COMPLETE EXHAUST SYSTEM W/TI MEGABOMB HEADER   Item ID: 041605 - FACTORY 4.1 RCT TITANIUM ANODIZED FULL SYSTEM W/ CARBON END CAP
    For: HONDA CRF450R 2021

     

    HON CRF450R/RX'21-24 S/S ALUM. FACTORY 4.1 RCT SLIP-ON MFLR W/R.CARBON CAP   Item ID: 041602 - FACTORY 4.1 RCT STAINLESS SL (SLIP-ON) W/ CARBON END CAP
    For: HONDA CRF450R 2021

     

    HON CRF450R/RX'21-24 S/S ALUM FACT-4.1 RCT W/R.CARBON CAP COMPL SYS W/SS MEGABOMB HEADER   Item ID: 041604 - STAINLESS STEEL ALUM. FACT-4.1 RCT W/R.CARBON CAP FULL SYSTEM
    For: HONDA CRF450R 2021

     

    HON CRF450R/RX'21-24 P-CORE 4 HEX MFLR   Item ID: 041600 - Powercore 4 HEX
    For: HONDA CRF450R 2021

     

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