---
product_id: 72041219
title: "Sinister Diesel Blue Spring Kit with Billet Spring Housing - Fuel Regulator Kit - 2003-2007 Ford Blue Spring Kit 6.0 Powerstroke – Fast Install – Replace OE # 3C3Z-9T517-AG 3C3Z9T517AG"
brand: "sinister diesel"
price: "¥34618"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/72041219-sinister-diesel-blue-spring-kit-with-billet-spring-housing-fuel
store_origin: JP
region: Japan
---

# Fast Install 15% Performance Boost Made in USA Sinister Diesel Blue Spring Kit with Billet Spring Housing - Fuel Regulator Kit - 2003-2007 Ford Blue Spring Kit 6.0 Powerstroke – Fast Install – Replace OE # 3C3Z-9T517-AG 3C3Z9T517AG

**Brand:** sinister diesel
**Price:** ¥34618
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Ride with Sinister Diesel!

## Quick Answers

- **What is this?** Sinister Diesel Blue Spring Kit with Billet Spring Housing - Fuel Regulator Kit - 2003-2007 Ford Blue Spring Kit 6.0 Powerstroke – Fast Install – Replace OE # 3C3Z-9T517-AG 3C3Z9T517AG by sinister diesel
- **How much does it cost?** ¥34618 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/72041219-sinister-diesel-blue-spring-kit-with-billet-spring-housing-fuel)

## Best For

- sinister diesel enthusiasts

## Why This Product

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

## Key Features

- • **Complete Kit:** Includes all necessary components, from O-Rings to hard parts, for a seamless upgrade experience.
- • **Tailored Precision:** Designed specifically for 2003-2007 models, ensuring a perfect fit and hassle-free installation.
- • **Unleash Your Power:** Transform your Ford Powerstroke 6.0L with a 15% increase in fuel pressure for unmatched performance.
- • **Quality You Can Trust:** Manufactured in the USA, ensuring top-notch quality and durability.
- • **Fuel Efficiency Champion:** Not only boosts performance but also enhances fuel economy, making every mile count.

## Overview

The Sinister Diesel Blue Spring Kit is a high-performance fuel regulator upgrade designed specifically for 2003-2007 Ford Powerstroke 6.0L models. This kit enhances fuel pressure by up to 15%, ensuring optimal engine performance and improved fuel economy. It includes all necessary components for a quick and reliable installation, and is proudly made in the USA.

## Description

Blue Spring Kit with Billet Spring Housing - Fuel Regulator Kit - 2003-2007 Ford Blue Spring Kit 6.0 Powerstroke – Fast Install – Replace OE # 3C3Z-9T517-AG 3C3Z9T517AG

## Features

- IMPROVED PERFORMANCE: The Ford Powerstroke 6.0L 2003-2007 models can’t live up to their full potential thanks to the low quality factory parts that keeps holding them back. Sinister Diesel 6.0 Blue Spring Kit Upgrade helps you increase the full pressure safely and effectively up to 15% to give your ride a boost in performance you never thought possible.
- THE PERFECT FIT: Sinister Diesel Blue Spring Kit with Billet Spring Housing made specifically for 2003 – 2007 Ford Powerstroke 6.0L Diesel Models to provide a safe, fast and reliable install to boost performance and improve fuel economy. It comes with everything you need to install it including O-Rings and hard parts to rebuild the fuel pressure housing
- Replaces Ford Part Number 3C3Z-9T517-AG
- Made in the USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | SINISTER MFG |
| Brand | Sinister Diesel |
| Model | SINSDFUELBLK60 |
| Item Weight | 11.3 ounces |
| Product Dimensions | 9 x 5 x 4 inches |
| Item model number | SINSDFUELBLK60 |
| Is Discontinued By Manufacturer | No |
| Exterior | Chrome, Painted, Polished |
| Manufacturer Part Number | SINSDFUELBLK60 |

## Images

![Sinister Diesel Blue Spring Kit with Billet Spring Housing - Fuel Regulator Kit - 2003-2007 Ford Blue Spring Kit 6.0 Powerstroke – Fast Install – Replace OE # 3C3Z-9T517-AG 3C3Z9T517AG - Image 1](https://m.media-amazon.com/images/I/71sLAo6wyZL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/72041219-sinister-diesel-blue-spring-kit-with-billet-spring-housing-fuel](https://www.desertcart.jp/products/72041219-sinister-diesel-blue-spring-kit-with-billet-spring-housing-fuel)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-07*