---
product_id: 74711224
title: "HFP-PR8 Motorcycle Factory Pre-Set Fuel Pressure Regulator Replacement for Yamaha WR250F R / WR25R / WR250X / WR / WR450F / XT250 / YZ250F / YZ450F 2008-2020"
brand: "qfs"
price: "€ 76.19"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/74711224-hfp-pr8-motorcycle-factory-pre-set-fuel-pressure-regulator-replacement
store_origin: GR
region: Greece
---

# Exact OEM fuel pressure E85 & ethanol compatible Precision engineered fit HFP-PR8 Motorcycle Factory Pre-Set Fuel Pressure Regulator Replacement for Yamaha WR250F R / WR25R / WR250X / WR / WR450F / XT250 / YZ250F / YZ450F 2008-2020

**Brand:** qfs
**Price:** € 76.19
**Availability:** ✅ In Stock

## Summary

> ⛽ Tune your ride to perfection with factory precision fuel flow!

## Quick Answers

- **What is this?** HFP-PR8 Motorcycle Factory Pre-Set Fuel Pressure Regulator Replacement for Yamaha WR250F R / WR25R / WR250X / WR / WR450F / XT250 / YZ250F / YZ450F 2008-2020 by qfs
- **How much does it cost?** € 76.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/74711224-hfp-pr8-motorcycle-factory-pre-set-fuel-pressure-regulator-replacement)

## Best For

- qfs enthusiasts

## Why This Product

- Trusted qfs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Fit:** Direct drop-in replacement tailored for Yamaha WR & YZ models (2008-2020)
- • **Lifetime Confidence:** Backed by a lifetime replacement warranty for ultimate reliability
- • **Ethanol-Ready Fueling:** Compatible with modern ethanol blends including E85 for future-proof riding
- • **Global Support Network:** Ships from Europe with native English support ensuring seamless service
- • **Factory-PreSet Precision:** Maintains exact OEM fuel pressure for peak engine performance

## Overview

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.

## Description

HFP-PR8 Motorcycle Factory Pre-Set Fuel Pressure Regulator Replacement for Yamaha WR250F R / WR25R / WR250X / WR / WR450F / XT250 / YZ250F / YZ450F 2008-2020

## Features

- An exact-fit pre-set fuel pressure regulator that maintains required and consistent OEM fuel pressure to the engine
- Meets or exceeds OEM specifications in fit, form and function and compatible with modern ethanol-infused pump gasoline. Designed for use with E85 and ethanol
- Ships from Europe and support is provided by native English speakers
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| 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 |

## Product Details

- **Brand:** QFS
- **Fit type:** Vehicle Specific Fit
- **Vehicle service type:** Motorcycle
- **Item dimensions L x W x H:** 36 x 48 x 74 millimetres
- **Material:** Alloy Steel
- **Style:** Modern
- **Specification met:** EEC, OE
- **Auto part position:** Inside
- **Outlet connection size:** 1.25 inches
- **Inlet connection size:** 1.9 Inches

## Images

![HFP-PR8 Motorcycle Factory Pre-Set Fuel Pressure Regulator Replacement for Yamaha WR250F R / WR25R / WR250X / WR / WR450F / XT250 / YZ250F / YZ450F 2008-2020 - Image 1](https://m.media-amazon.com/images/I/51Cl0tpASRL.jpg)

## Frequently Bought Together

- QFS oem Fuel Pressure Regulator Replacement for Yamaha WR250F, WR250FK, WR250R, WR250X, WR25R, WR450F, XT250, YZ250, YZ250F, YZ250FE, YZ250FX, YZ450, YZ450F, YZ450FB, YZ450FX, 2008-2022
- QFS oem In-Tank Fuel Pump Replacement for Yamaha MT-03, R3 MT03 TMax WR250R XMax XT250 SR400 Zuma 125 YZF-R3 YZFR3 WR125X WR125R WR25R WR25RL TMax ABS, 2005-2022

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**Shop now:** [https://www.desertcart.gr/products/74711224-hfp-pr8-motorcycle-factory-pre-set-fuel-pressure-regulator-replacement](https://www.desertcart.gr/products/74711224-hfp-pr8-motorcycle-factory-pre-set-fuel-pressure-regulator-replacement)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-02-24*