Controlling vehicle emissions in modern vehicles involves more than just bolting up a catalytic converter and calling it a day. There are other components that effectively, and intuitively, cut out ...

Cooled-EGR (Exhaust Gas Recirculation) systems have been used since October 2002 by five major engine manufacturers (Cummins, Detroit Diesel, International, Mack and Volvo) to reduce emissions of smog ...

Navistar’s new International S13 Integrated Powertrain, designed in close collaboration with the Traton Group for the North American market, is the last internal combustion engine powertrain the ...

Your diesel truck wasn't built to fight itself. But somewhere around 80,000–120,000 miles, that's exactly what starts ...

Most rodders underestimate the importance of maintaining the emissions equipment on their cars. Contrary to popular belief, emission controls on modern engines are designed to help maintain an ...

Modern diesel trucks are built to deliver strong towing power, dependable performance, and long-term durability. However, as emissions systems become more advanced, many diesel owners begin facing ...

In addition to dual turbochargers you see stacked in series, this C13 ACERT engine (like the C11) receives a new cross-flow head, larger oil sump, higher compression ratio, and rotating components ...