6.0 Powerstroke Blue Spring Kit, Compatible with 2003-2007 Ford F250 F350 F450 F550 Super Duty, Fuel Regulator Kit with Billet Spring Housing, Replaces # 3C3Z-9T517-AG

Specifications:100% quality assurance tested, more responsive, less expensive, and easier to install.Restores lost fuel pressure from a worn spring.Helps save Injectors from low fuel pressure.Help increase the full pressure by 15% and improve riding performance.Made specifically for 2003-2007 Ford Powerstroke 6.0L diesel models, safe and reliable.Replaces OE part number: 3C3Z-9T517-AG, 3C3Z9T517AG.Fits the below Ford 6.0L Powerstroke vehicles:2003-2007 Ford F-250 Super Duty2003-2007 Ford F-350 Super Duty2003-2007 Ford F-450 Super Duty2003-2007 Ford F-550 Super Duty2003-2007 Ford ExcursionCompatible with F-series and Excursion ONLY. NOT Compatible with E-series.Package Includes:1*Upgraded Stainless Steel Spring1*Fuel Pressure Regulator Housing4*Rubber O-ring Seals4*Bolts3*Orifice SealsInstallation Steps:1. Remove the blocked pipe.2. Remove the old housing (at the connecting pipe on the right side and the four fixing screws).3. Discard the old housing and spring (including the gasket).4. Install the new stainless steel spring.5. Install a new gasket on the new shell and fix it (at the connecting pipe on the right side and the four fixing screws).Note:Reinstall the fuel regulator cover, being cautious not to pinch the gasket.Do not overtighten the bolts, the aluminum threads will strip easily; tighten just enough to seat the cover gasket completely.Warranty:The fuel injection pressure regulator kit comes with 12 Months Warranty.Hassle-free Return and Refund Policy.

• 【DURABLE DESIGN】Our 6.0 Powerstroke Spring Kit comes with a Billet Spring Housing, made of high-quality aluminum alloy, with protective coating on the surface good rust and corrosion resistance, and Long service life
• 【PERFORMANCE BOOST】6.0 spring kit helps you increase the full pressure safely and effectively up to 15% to give the Ford Powerstroke 6.0 models smoother power delivery, and improved drive-ability
• 【COMPLETE KIT】The spring kit includes an upgraded stainless steel spring, fuel pressure regulator housing, 4 rubber o-ring seals, 3 orifice seals, and 4 screws. Easy installation few minutes did. If you have trouble installing, the installation video on YTube may help you
• 【COMPATIBILITY】The 6.0 spring kit upgrade fits for 2003-2007 6.0 Powerstroke Ford F250, F350, F450, F550 Super Duty, and Excursion models, NOT compatible with E-series. Replace part: 3C3Z-9T517-AG, 3C3Z9T517AG
• 【SATISFACTION GUARANTEED】We offer a 12-month warranty and a 30-day money-back guarantee. If you're not fully satisfied with our fuel regulator kit, simply contact us through an Amazon message to apply the service of carefree REPLACEMENT or REFUND