Diesel exhaust fluid, or DEF, is a key component in lowering pollutants emitted from diesel engines, helping to improve efficiency and reduce emissions.

Time to Clean The new Rislone DEF Crystal Clean™ Diesel DEF & SCR Emissions System Cleaner does exactly what you think it should. It cleans your DEF system, dissolving the crystalized urea.

RELATED: EPA Sets Strict Emissions Standards for Heavy Trucks The systems thus far have de­pended on hot exhaust to work. This means the basic SCR system works well when the engine is under load ...

Duke Energy is installing SCR systems for NOx control at its two-unit Belews Creek power station in north-central North Carolina.

Engine, Truck Manufacturers Support EPA Easing Derate of SCR Diesel Emissions Controls School Transportation News News ...

Foster Wheeler has received a full notice to proceed on this contract. The terms of the agreement were not disclosed, and the contract value will be included in the company’s bookings for the ...

Navistar, Inc. said Tuesday it has started customer shipments of its first International DuraStar and International WorkStar vehicles with the company’s 9- and 10-liter engines with Selective ...