The ISX11.9 diesel engine has received both EPA and CARB certification.
- Features an enhanced cooled Exhaust Gas Recirculation (EGR) system, single VGT Turbocharger and proprietary XPI fuel system
- Cummins Aftertreatment System with Selective Catalytic Reduction (SCR) technology
- Power ratings range from 310 to 450 hp, with torque ranging from 1,150 to 1,650 lb.-ft.
- Optional single- and dual-cylinder air compressors, Front Engine Power Take-Off (FEPTO) and enhanced Rear Engine Power Take-Off (REPTO)