YAMAHA
WR450F 2016 - 2018,
YZF450 2014 - 2017,
YZF450FX 2016 - 2018, Part No. 06-1970.FMF.Q4H (oro2u.com) FMF 044413 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 Notice: Closed Course Use Only
Item ID: 044413
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
Weight: 6.1 lbs.

YAMAHA
WR450F 2016 - 2018,
YZF450 2014 - 2017,
YZF450FX 2016 - 2018, Part No. 06-1970.FMF.Q4H (oro2u.com) FMF 044413 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 Notice: Closed Course Use Only
Item ID: 044413
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
Weight: 6.1 lbs.


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