Genuine Bosch New High Pressure Pump (CP4), 2011-2016 GM LML/LGH

Genuine Bosch stock replacement High Pressure Pump (CP4) for GM 6.6L LML/LGH Duramax diesel engines.

We suggest upgrading to the Exergy MPROP, Part # E0510505-Z. This part will not save the pump, but it will save the fuel injectors & lines from any debris that could contaminate the fuel system.


Genuine Bosch New High Pressure Pumps come standard on the majority of diesel vehicles, providing superior performance and durability.

Key Features:

-Built with Bosch OE components
-End of line testing using the exact OE test specifications
-Guaranteed to provide OE performance and meet all emission specifications

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