Photo 1. The DPF selected was the 180-lb, DPX Catalytic Soot Filter, designed by Engelhard and built by Fleetguard. Illustration 1. A DPF forces exhaust gas through semiporous material, where soot is ...

We appear to be learning from our mistakes in aftertreatment system maintenance, but we still have a way to go before we’re at peace with the things. Strictly speaking, diesel particulate filters, ...

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 ...

Volvo Trucks North America and Mack Trucks announced Tuesday, Nov. 18, the launch of a large-scale program to remanufacture diesel particulate filters (DPF). The program will operate out of the ...

A look at the 2023 marketplace for diesel particulate filters and related services from some of the most popular trucking industry suppliers. Caterpillar's diesel particulate filter group is designed ...

Owners of diesel trucks are likely to seek methods of increasing performance and fuel economy and most probably may discover a bottleneck with the Diesel Particulate Filter (DPF). The DPF […] ...

Modern medium- and heavy-duty trucks have sophisticated exhaust aftertreatment systems that can include a diesel oxidation catalyst (DOC), diesel particulate filter (DPF) and selective catalytic ...

When an emissions aftertreatment issue rears its ugly head, one of the biggest mistakes a technician can make is to assume it’s an emissions aftertreatment problem. Often, issues that present in the ...

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 ...