Due to these older heavy trucks equipment has become environmentally obsolete. From 2000 until 2010, the federal government placed numerous mandates on OEMs to reduce harmful emissions including particulate matter (PM) and nitrogen oxides (NOx).In response, truck Manufacturers have been making significant investments in R&D in order to keep up with regulations and industry demands. Newer federal regulations require mandatory reductions in Carbon Dioxide (CO2) emissions by 2017. The new regulations to reduce CO2 emissions can only be accomplished by increasing a truck’s MPG. A 1 MPG improvement at 100,000 miles per year also saves about $1,000 per year, if you could upgrade a truck that is delivering 6.3 MPG to one that is delivering 6.8 MPG, at 100,000 miles per year, the savings are over $4,600 per year using the last 12 months’ rolling average of per gallon diesel cost.…