Your Interactive Guide to Tier 4 Aftertreatment

For Tier 4 Final, you will really need to study available diesel engine technologies to determine which best fits your application. No single technology enables an engine to meet the stringent emissions standards. Rather, it is a complex combination of proven strategies such as in-cylinder combustion optimization, turbocharging strategies, exhaust gas recirculation (EGR) and high-pressure fuel injection with multiple events per cycle.

This interactive guide to Tier 4 (click on link) will walk you through the alphabet soup of three-letter acronyms and explain what each component does, along with any maintenance requirements.