An EGR delete is seen by many as an easy way to improve performance and efficiency by removing the EGR (exhaust gas recirculation), which is a component that helps in reducing the NOx that is thrown ...

LISLE, Ill. — It’s no secret that Navistar International had its share of EGR-related failures as it attempted to meet EPA10 emissions standards without the use of SCR exhaust aftertreatment. The ...

You're driving down the road and having a normal day behind the wheel of your car. You look down on the dashboard to check your gauges and speed, but you notice that a little orange "Check Engine" ...

This story appears in the Sept. 20 print edition of Transport Topics. The main problems owners of 2008 heavy-duty engines have encountered involve the exhaust gas recirculation system and the engine ...