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heavy-duty truck
2001-2004 Duramax LB7 Dynomite Diesel Brand New Injector 75HP 45% Over (DDPNLB7-75)
Built in electronic exhaust brake control delivers up to 70psi backpressure utilizing factory variable geometry turbocharger as an exhaust brake for added retarding force
The factory elbow can become restrictive over time due to soot buildup and its narrow design
2001-2016 Duramax Performance HD Valve Spring Set of 32 (360-1022)
2003-2005 Cummins 5.9L Coolant Bypass Kit Auto Transmission with Stainless Steel Braided Line (FPE-CLNTBYPS-CUMMINS-0305-SS) Gasket heavy-duty truckIncreased Coolant Flow, Decreased Coolant Temperatures. The rear cylinders on the 5. 9 6. 7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. This can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure. Our coolant bypass kit adds a secondary