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Top 10 FMF products – best-selling models in 2025!
Ranking updated: 1 December 2025'
Discover FMF’s best-selling products. Top 10 hits loved by motorcyclists – see which models are number one in 2025!
Top 10 products
- POWERBOMB HEADER STAINLESS STEEL BETA
- POWERCORE 4 SLIP-ON MUFFLER ALUMINUM YAMAHA
- POWERCORE 2.1 SILENCER
- POWERCORE 4 SLIP-ON MUFFLER ALUMINUM HONDA
- T-CORE S/A CR250 90-91
- FLANGE KIT BOLT-ON YAMAHA BLASTER
- Slip-On FMF PowerCore 2.1 short steel aluminum muffler
- Slip-On FMF PowerCore 2.1 stainless steel muffler
- Slip-On muffler FMF Q4 HEX stainless steel
- Complete exhaust system FMF Factory 4.1 RCT titanium carbon
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1. POWERBOMB HEADER STAINLESS STEEL BETA
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General description
Utilize FMF's patented module precisely located at the initial stage of the header
Position "Bomb" increases performance; horsepower is increased as much as 10%
Act as "pre-muffler" helping to lower the decibel output
The expansion and contraction of exhaust sonics through the system causes increased flow
Not for use with stock muffler.
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2. POWERCORE 4 SLIP-ON MUFFLER ALUMINUM YAMAHA
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General description
FMF developed the PowerCore 4 to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding
Aluminum construction and stainless steel Hi-Flo endcaps make for the perfect balance of performance and strength
Removable spark arrestor included
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3. POWERCORE 2.1 SILENCER
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General description
The straight through design of the spark arrestor canister and the performance flow stainless steel end cap ensures strength, durability and most importantly, track and trail proven unrestricted power
The 2.1 utilizes a shape inspired by the 4.1 system
Utilizes exclusive FMF "Turbine Dampening System"
U.S. Forest Service legal status
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4. POWERCORE 4 SLIP-ON MUFFLER ALUMINUM HONDA
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General description
Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding
Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength
Removable spark arrestor included
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5. T-CORE S/A CR250 90-91
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General description
FMF's Turbine Dampening Separator (TDS) baffle design eliminates the exhaust restriction associated with conventional spark arrestors
Compact design is nearly identical in size and performance to FMF's standard silencer
Canister is easily disassembled for cleaning and replacement of silencer packing material
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6. FLANGE KIT BOLT-ON YAMAHA BLASTER
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General description
Replacement exhaust flange
Bolt-on assembly
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7. Slip-On FMF PowerCore 2.1 short steel aluminum muffler
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General description
Taking the proven success of the Powercore 2, the Powercore 2 Shorty has a shorter inner core length and aluminum canister resulting in a finely tuned bolt on performance silencer that maximizes bottom and mid rpm power
An excellent choice for tight tracks and supercross track applications
delivery 0 €€274.41
Product ID: 2730261
Slip-On FMF PowerCore 2.1 short steel aluminum muffler Check -
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8. Slip-On FMF PowerCore 2.1 stainless steel muffler
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General description
The Powercore 2 silencer provides a strong performance edge for any 2-stroke machine and the performance flow end cap and front stinger are stainless steel for unbeatable durability and an unmatched look
The lightweight extruded aluminum oval canister mated to a perforated core puts this silencer is above the competition
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9. Slip-On muffler FMF Q4 HEX stainless steel
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General description
Q4 HEX MUFFLER
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!
Features
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
FOR CLOSED COURSE COMPETITION USE ONLLY. NOT INTENDED FOR STREET USE.
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10. Complete exhaust system FMF Factory 4.1 RCT titanium carbon
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General description
Factory 4.1 RCT model is a muffler typically designed for 4T motorcycles
the plating is made of extremely lightweight titanium, the intake is made of stainless steel
the silencer tip is made of carbon fiber
new RTS - Rapid Tuning System
exhaust installation allows to increase engine power in the whole rev range
definitely lighter than OEM
only aerospace grade materials were used in the production of Factory 4.1
original product of the renowned FMF brand -
The set includes
FMF exhaust manifold
FMF Factory 4.1 RCT muffler
installation kit
delivery 0 €€1,886.70
Product ID: 3016982
Complete exhaust system FMF Factory 4.1 RCT titanium carbon Check -