Industrial Injection Reman Stock Injector With Connector Tube & Fuel Lines 13-18 Ram 6.7L Cummins XDP-XD556 which means no zerk fitting

which means no zerk fitting

varnish and sticky residue (stiction) can form

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Industrial Injection Reman Stock Injector With Connector Tube & Fuel Lines 13-18 Ram 6.7L Cummins XDP-XD556 which means no zerk fittingFailed injectors in your 4th gen 6. 7L Cummins can cause a few different symptoms. Hard starts, low power, and poor fuel economy are the most common. In some cases, replacing just the injectors won't solve the issue especially if you are dealing with a fuel contamination issue. If contamination is the cause, replacing the connector tubes and fuel lines is highly recommended so the debris that caused the issue in the first place doesn't make its way