System Development

HJS Product Development

HJS is gladly at your service as an innovative partner for the development, design and production of complex exhaust systems. HJS can manufacture complete exhaust systems, from manifold to catalytic converter to silencer. Our design department has the interfaces for all common CAD systems.

We offer the following services:

  • Creation of a concept to meet the customer’s requirements
  • Calculation of exhaust systems
  • Design using state-of-the-art CAD systems
  • Adaptation to the vehicle
  • Production of prototypes
  • Measuring of noise and exhaust gas
  • Optimisation of sound and exhaust gas
  • Strength testing (vehicle endurance testing, hot-shake test cell up to 1050°C)
  • Optimisation of exhaust backpressure on our own engine test bench
With 3D-Scanning virtual data are taken up and worked on