Their solution was found in the use of exhaust gas recirculation (EGR). The basic function of an EGR system is to route a portion of spent exhaust gases back into the engine's intake tract.

Exhaust gas recirculation is a technique used to reduce nitrogen oxide emissions in both petrol and diesel engines. These 'EGR' systems are used in conjunction with other emissions control devices ...

LONDON--(BUSINESS WIRE)--Technavio has announced the top five leading vendors in their recent global exhaust gas recirculation (EGR) system market in commercial vehicles report. This research ...