Brand
HJS
HJS Emission Technology GmbH & Co. KG is a medium-sized company based in Menden in the Sauerland region of Germany. The company grew out of an idea in 1976, employs around 400 people, and develops, manufactures and sells systems and parts for reducing pollutant emissions.
HJS is a pioneer in producing 3-way catalytic converters in Germany for retrofitting gasoline engines. Its milestones include the German Environmental Award for a sintered metal diesel particulate filter (SMF). HJS is the main shareholder of the SCRT patent, together with Daimler and Johnson Matthey. Its product range covers catalytic converter systems, particulate filter systems, electronics and sensors, aftermarket spare parts, and exhaust pipes and silencers.
- Founded: 1976
- Based in: Menden, Sauerland, Germany
- Makes: catalytic converter and particulate filter systems, exhaust components
10 HJS parts in the PartzBiz Classic European shop. Not sure a part fits? Verify fitment with your VIN before ordering.









