11-16 Duramax LML H&S Dual CP3 Kit Pulley Color:Raw Progressive pressure increase gives smooth

Progressive pressure increase gives smooth engagements with lower load on the pump at idle

Flow matches the passenger side manifold and balances the engines exhaust pressure

800CFM electric fan offers the ultimate automatic transmission oil temperature control

Industry First Full user-customizable throttle curves

more horsepower

11-16 Duramax LML H&S Dual CP3 Kit Pulley Color:Raw Progressive pressure increase gives smoothFits all 2011 2016 6. 6L LML Duramax This product will NOT work with trucks that have dual alternators. H&S Motorsports CP3 pump is mounted where a dual alternator would be located. This product may not work with the EGR cooler installed. It may need to be removed. This product MUST be used in conjunction with custom tuning calibrations. Failure to install the correct calibrations can result in engine damage. You must use an aftermarket lift pump with