Western Star's Mike Guarino explains how the DD13 met green house gas '17 standards in 2016, making peak torque at 1,015 rpm, and other Detroits hit peak torque at 950 rpm
[VIDEO] How Western Star Beat the Industry with Green-House-Gas 2017-Compliant Engines
Western Star's Mike Guarino explains how the DD13 met green house gas '17 standards in 2016, making peak torque at 1,015 rpm, and other Detroits hit peak torque at 950 rpm
Mar 24, 2017
Latest in Trucks & Accessories
Kenworth Expands PACCAR Automated Transmissions in New Models
December 24, 2025
Hilltip Launches Extended Auger AM Series Spreaders for Trucks
December 18, 2025




![[VIDEO] Western Star Steps Up Its Anti-Corrosion Options](https://img.forconstructionpros.com/files/base/acbm/fcp/image/2017/03/default.58d5728842da4.png?auto=format%2Ccompress&fit=crop&h=167&q=70&w=250)














