The diesel engine has undergone a significant evolution over the past two decades. Most of these changes were designed to reduce emissions and air pollution, but once early generation emission goals ...

Hailing it as a “major breakthrough” in emissions-era engine oils, Chevron announced that its new Delo 600 ADF heavy duty engine oil drastically reduces the rate of diesel particulate (DPF) clogging ...

Note: This is the third in a series that looks at the diesel particulate filter and maintenance best practices that an impact its lifecycle. The first installment, "Diesel coolant heaters boost DPF ...

Low pressure Exhaust Gas Re-circulation (EGR) can be used along with Diesel Particulate Filter (DPF) systems to reduce NOx emissions from heavy-duty diesel engines. Normally the use of EGR decreases ...

Increasingly stringent diesel engine exhaust emissions regulations have, over the past 20 years, reduced output of nitrogen oxides (NOx) by 95% and particulate emissions by 90% in heavy trucks. These ...

This story appears in the November/December 2009 issue of Equipment & Maintenance Update, a supplement to the Nov. 23 print edition of Transport Topics. Click here to subscribe today. The ire of fleet ...

How DPFs trap soot and ash to reduce emissions. How regular maintenance acn prevent DPF failure and costly replacements. Signs of DPF issues that should prompt immediate attention. How proper oil and ...