Good Used 2015 Cummins ISX15 Engine Assembly, S/N 79890309, CPL4583, Family# FCEXH0912XAT, Date of Mfg: 11/15, Ref No: 782DC315, 450HP @ 1800RPM, 1750 peak torque ( FT-LB) @ 1000 RPM, Emission Control System: EGR, PTOX, SCRC, EPA 2015 model year. Tested, Inspected, Run Tested 3/30/23, Runs Great!!! Engine is ON SITE, IN STOCK, and READY TO SHIP!!!! We can provide the engine serial number and photos for all engines we sell. For more information please call 800-738-7802 or visit www.bootsandhankstruckparts.com Stock# S0309EN