XD Power Steering Pump w/ Performance Pulley – 2001-2010 GMC 2500/3500 HD 6.6 Duramax Enthusiasts both feature a integral 7

both feature a integral 7 Psi pop off valve cap

This one keeps it right

and no overheating on the trail

performance

PSC’s Cylinder Assist EHPS Steering Kit fixes that

XD Power Steering Pump w/ Performance Pulley – 2001-2010 GMC 2500/3500 HD 6.6 Duramax Enthusiasts both feature a integral 7The PSC SP1404 is a directfit power steering pump built to deliver more steering assist where you actually use itdown low and under load. Designed specifically for 6. 6L Duramax engines equipped with hydroboost brakes, this pump provides increased lowRPM flow and a stable 1800 PSI pressure relief to help handle larger tires without overworking the system.