When your LML's CP4 fails, it generally means replacing the entire high pressure fuel system to ensure everything is in proper working condition. For the one-click solution to the problem, Dirty Hooker Diesel has the GENUINE GM kit in-stock and ready to go at a moment's notice because it never goes out when it is convenient for you.
Includes:
CP4 Fuel Pump
Right & Left Fuel Rails
Return Lines
Set of Injectors
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