If there is pressure and black seals are failing You need to change copper washers as well as You're getting an air leak from injector nest and this is why black seals are failing

For BMW 325i 2001-2005

Fit for Royal Enfield Classic 500 all years

22inch and 15

2015 Ford Focus SE Appearance Hatchback Sedan High Pressure Fuel Pump CM5E-9D376-CB Polaris Silicone Hose If there is pressure andSpecifications: Product Name: Fuel PumpCondition: have a little ScratchWarranty: 180 daysFitment Type: Direct ReplacementManufacture Part Number: CM5E9D376CB, CM 5E9D376 CBFitment: For Ford Focus SE Hatchback 2012 2017For Ford Focus SE Sedan 2012 2017For Ford Focus SEL Hatchback 2012, 2017For Ford Focus SEL Sedan 2012, 2017For Ford Focus S Sedan 2012 2017For Ford Focus Titanium Hatchback 2012 2017For Ford Focus Titanium Sedan 2012 2017For Ford Focus