Retrofit for operators.
HJS systems bring existing vehicles to state-of-the-art emission level. For subsequent reduction of emissions of pollutants from internal combustion engines, we develop and market products for retrofit. We operate all types of vehicles from cars/small trucks/ mobile homes, through commercial vehicles/ public transport and extending to construction machines.
Sustainability all its life
Our products are based on long-standing, wide-ranging experience gained from co-operation with all European engine and vehicle manufacturers of repute. An extensive modular component system enables system application with low technical and time outlay. Our extensive product portfolio meets the highest quality-control requirements and thus contributes to sustainability in the vehicle inventory.