- Our shop in Lommel
- Free shipping from €99
- In stock in Lommel? Order by 14:00 Mon–Thu, delivered tomorrow
- 30-day returns
- 4.856 Google reviews
- Our shop in Lommel· 800 m from the MXGP circuit
- Free shipping from €99
- In stock in Lommel? Order by 14:00 Mon–Thu, delivered tomorrow
- 30-day returns
- 4.856 Google reviews
- Our shop in Lommel· 800 m from the MXGP circuit
- Free shipping from €99
- In stock in Lommel? Order by 14:00 Mon–Thu, delivered tomorrow
- 30-day returns
- 4.856 Google reviews
Welcome to GEAR2WIN 2.0! Already a customer? Choose a new password once →
Welcome to GEAR2WIN 2.0! Already a customer? Your account and orders have moved with us — just choose a new password once.
Choose a new password →Item number: 18211881
- Bancontact
- Visa
- Mastercard
- iDEAL
- Apple Pay
- Free shipping from €99
- Free pickup at our shop in Lommel
- 30-day returns
Question about this product? Call +32 11 87 37 66 or email info@gear2win.com.
We usually reply within one working day.
Fast delivery
If it is in our shop in Lommel and you order before 14:00, your parcel leaves the same day; if it comes from a supplier, it leaves within 1 to 2 working days. Delivery then takes 1-3 working days to your door with UPS.
Easy exchange
Size not right? Choose the size you do want in the return form. We ship it free as soon as your parcel arrives; you only pay the return cost.
30-day returns
Return your product unused within 30 days and we'll refund you. Hassle-free.
Specifications
- Brand
- FMF
- Model
- PowerCore 4 HEX
- Type
- Slip-On
- Suitable for
- Off-Road
Description
- Overall increase in power and torque
- Durable stainless steel and aluminum construction
- Space Age internal packing material for maximum longevity
- Internal shape of core uses Hi-Flo technology
- Enhanced sonic evacuation provides for higher flow and increased power
- Includes removable spark arrestor
- NOTE: Will not pass 2025 FIM sound regulation
Fits these bikes
3 models
- YAMAHA WR 250 F2023–2025
- YAMAHA YZ 250 F2019–2027
- YAMAHA YZ 250 FX2020–2027








