Industrial Injection 11-15 GM Duramax 6.6L LML CP4 to CP3 Conversion Kit with Pump (Tuning Reqd)This Part Fits:YearMakeModelSubmodel2015-2016ChevroletSilverado 2500 HDHigh Country2011-2016ChevroletSilverado 2500 HDLT2011-2016ChevroletSilverado 2500...