Spring Kit with Housing Fuel Regulator For Ford F-250 F-350 F-450 6.0L 2003-2007

Product Description Item Description: 100% quality assurance tested, more responsive, less expensive, 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 03-07 Ford Powerstroke 6.0L Diesel Models, safe and reliable. Replaces OE Part Number: 3C3Z-9T517-AG. Installation Steps: 1. Remove the blocked pipe. 2. Remove the old housing (at the connecting pipe on the right side and at the four fixing screws). 3. Discard the old housing and spring (including gasket). 4. Install the new "spring". 5. Install a new gasket on the new shell and fix it (at the connecting pipe on the right side and at the four fixing screws). Fitment: For 03-07 Ford F-250 6.0L Powerstroke. For 03-07 Ford F-350 6.0L Powerstroke. For 03-07 Ford F-450 6.0L Powerstroke. For 03-07 Ford F-550 6.0L Powerstroke. For 03-07 Ford Excursion 6.0L Powerstroke. Vehicle compatibility charts are for REFERENCE ONLY. Check product type and size to match your needs. Package Included: 1x Spring Housing. 1x New "Blue Spring". 1x New Gasket. O-ring/ Screw set. (100% Brand New Never Used Or Installed)