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- CP3 Pumps - GM Duramax LLY
US Diesel Parts - CP3 Pumps - GM Duramax LLY
The heart of your Duramax fuel system is the Common Rail Fuel Injection Pump. We carry Bosch re-manufactured CP3 injection pumps and also injectors to provide the highest quality while saving your hard earned money. These CP3 injection pumps come with a 1 year, unlimited mile warranty. Performance, high-flow, CP3 pumps are also available to let you flow the fuel your performance diesel engine demands.