Description
The FMF Racing Powercore 4 HEX 041616 slip-on exhaust is engineered for riders seeking a blend of race-inspired performance and affordability. Designed using insights from FMF’s premium product line, this system enhances both torque and horsepower while maintaining exceptional durability. The robust stainless steel and aluminium construction, paired with Hi-Flo core technology and advanced internal packing, ensures long service life and consistent power improvements. Ideal for closed-course applications, it also includes a removable spark arrestor for added versatility.
Features
- Overall increase in power and torque for improved on-track performance
- Durable construction using stainless steel and aluminium for longevity and strength
- Space Age internal packing material maximises lifespan
- Hi-Flo internal core design supports enhanced exhaust flow
- Enhanced sonic evacuation promotes higher flow and increased power
- Removable spark arrestor included for additional versatility
- Closed course use only (not for street use)
- Available quiet insert for noise reduction (sold separately)
- Sleek gray anodised aluminium finish with stainless midpipe and endcap
Specifications
- Item ID: 041616
- Type: Slip-On
- Configuration: Single
- Construction: Aluminium
- Finish: Gray Anodised
- Midpipe Material: Stainless Steel
- Endcap Material: Stainless Steel
- Spark Arrestor: Screen Insert (included)
- Carb Warning: No
- Quiet Insert: Quiet Insert (sold separately)
Vehicle Fitment
Honda
- CRF250R (2025–2026)
- CRF250RX (2025–2026)


