HJS Emission Technology GmbH & Co. is a german company with many years of experience and expertise (founded in 1976) in the field of exhaust-gas aftertreatment. Their innovative environmental protection technologies can be used either as original equipment or for retrofitting in passenger cars, commercial vehicles, trucks, coaches and a wide range of non-road applications. HJS specialises in systems for diesel engines – especially for reducing the emissions of soot particles (PM) and nitrogen oxides. Also, for more than 20 years, HJS has been engaged in the development, production and marketing of HJS catalysts, downpipes and exhaust systems for the motorsport and tuned passenger cars.
All systems meet the statutory requirements and are certified in accordance with the valid licensing regulations.
With a wide range of patents for DPF® (diesel particulate filter) and SCRT® (Selective Catalytic Reduction Technology) systems, HJS sets benchmarks globally.
