The Donaldson Co., through its Clean Solutions division, has introduced a new diesel exhaust fluid (DEF) filter designed to improve the quality of DEF. The filter removes particulate matter and ...

Donaldson’s Clean DEF filter is designed to help maintain diesel exhaust fluid quality by removing harmful particulates and preventing plugged dosing valves on the selective catalytic reduction system ...

You’re gazing idly at the landscape when a yellow light on the dash winks on, spoiling the serenity: Your diesel particulate filter (DPF) needs attention. In most situations, the warning doesn’t ...

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, ...

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 ...