







⛽ Tune your ride to perfection with factory precision fuel flow!
The HFP-PR8 is a precision-engineered, factory pre-set fuel pressure regulator designed as a direct OEM replacement for Yamaha WR and YZ series motorcycles (2008-2020). It ensures consistent, optimal fuel pressure, supports ethanol fuels including E85, and comes with a lifetime replacement warranty, delivering reliable performance and peace of mind for serious riders.
| Manufacturer | Quantum Fuel Systems |
| Brand | QFS |
| Model | QFS Fuel Pressure Regulator |
| Product Dimensions | 3.56 x 4.83 x 7.37 cm; 20 g |
| Item model number | WR250F / WF 250R / WR25R / WR250X / XT25 |
| Exterior | Polished |
| Manufacturer part number | HFP-PR8 |
| OEM Part Number | 0 |
| Position | Inside |
| Lift type | Automatic |
| Item Weight | 20 g |
Trustpilot
3 days ago
2 months ago