catalytic converter systems

HJS has been developing and producing application-optimized catalytic converter systems for reducing gaseous pollutants from combustion engines since the 1980s. HJS products are available for passenger cars, commercial vehicles, industrial engines, and off-highway applications. HJS offers solutions for original equipment, retrofitting existing vehicles, and the spare parts market.

SCR catalytic converters
Three-way catalytic converters
Diesel oxidation catalysts
Replacement catalytic converters