Green Car Congress

FEBRUARY 5, 2020

CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. It is important to state that there are several technology paths to achieve these levels of emissions, and some of them can simultaneously lower greenhouse gas emissions, such that the NO x reductions do not compete with the CO 2 reductions.

Emissions 291

Emissions Diesel Engine 2010 291

Green Car Congress

JUNE 16, 2011

According to its estimates, adopting the full combination of improved technologies in medium and large cars and pickup trucks with spark-ignition engines could reduce fuel consumption by 29% at an additional cost of $2,200 to the consumer. Turbocharging and downsizing can also yield fuel consumption reductions.

Fuel 210

Fuel Downsizing Fuel Economy Diesel 210

Green Car Congress

SEPTEMBER 21, 2009

On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fuel economy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). Earlier post.) Technologies.

2016 210

2016 MPG Fuel Economy EPA 210