As the International S13 powertrain rolls out to customers, the OEM also rolled its new engine, transmission and aftertreatment package out to TMC, held earlier this month in New Orleans. David Crowe, S13 integrated sales manager at International Trucks, walked us around the powertrain that is characterized by its dual overhead cam engine design, which aims to improve combustion efficiency by increasing the compression ratio. This approach reduces the need for complex components, such as the EGR cooler, which has been eliminated.