Turbocharged inline 6-cylinder diesel engine. Utilizes the Holset Variable Geometry Turbocharger (VGT) which integrates with the exhaust brake system. The 6.7L displacement is the largest of all inline 6-cylinders.
- 2007-2010 meets the EPA07 emission levels.
- 2010-2013 meets the EPA10 emission levels.
- 2013 and newer meets the same EPA10 emission levels. However, components are updated allowing for more horsepower. (THIS ENGINE)