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
Isuzu Details North American Investment, Updates Medium-Duty Lineup
November 14, 2025
Waabi and Volvo Integrate AI for Autonomous Trucking Milestone
November 12, 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)














