![John Deere PowerTech PSL 4 5L Final Tier 4 5849d68984921](https://img.forconstructionpros.com/files/base/acbm/fcp/image/2016/12/John_Deere_PowerTech_PSL_4.5L_Final_Tier_4.5849d68984921.png?auto=format%2Ccompress&fit=crop&h=288&q=70&w=512)
The PowerTech PSL 4.5L Tier 4 Final industrial engine is equipped with an Integrated Emissions Control system consisting of cooled exhaust gas recirculation, a diesel oxidation catalyst and a selective catalytic reduction system.
- Available with power ratings from 125 to 173 hp
- Delivers more power density and improved low-speed torque
- Eliminates the need for a diesel particulate filter
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