Single Module aftertreatment system combines the Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF) and Selective Catalytic Reduction (SCR) systems into a single canister. The Cummins ...

The move from Tier 3 to Tier 4 Final diesel engines above 74 horsepower brought with it a whole grab bag of new components and systems – diesel particulate filters (DPFs), diesel oxidation catalysts ...

Manufacturers are busy rolling out solutions to meet Final Tier 4 off-road requirements for diesel engine exhaust emissions, and the technologies look very familiar to those already in use in the ...

Cummins’ QSF2.8 – the manufacturer’s Tier 4 Final field test covers the full product range from 2.8 to 15 litres. Manufacturers of off-highway diesel engines are competing to come up with the most ...

Cummins Inc. announced that it will not use selective catalytic reduction (SCR) technology — which requires the use of urea — to meet the EPA 2010 emissions regulations for heavy-duty diesel engines.

NASHVILLE, Tenn. — Cummins has announced it can meet 2010 emissions standards for heavy-duty truck engines without employing a NOx aftertreatment system. The announcement contrasts the widely-held ...

What technologies are the portable compressor manufacturers using to meet the latest engine emission regulations, and what will it mean for engine maintenance and servicing? IRN asked some of the ...