Upgrade your ISX15 14.9L engine with this Cummins Turbocharger, part number 4309078NX. It is a remanufactured HE551VE model by PROTURBO REMAN, including a 1-year warranty. Suitable for models from 2007 onwards, it features cross-reference numbers like 2836364, 2838149, and 2840531. This turbocharger does not include an actuator.