HJS Universale Tuning Catalizzatore HD Euro 4/5 fino a 240 hp/2000 ccm L182 D108 IN61,5

HJS has developed a new generation of tuning catalysts on the base of motorsport catalysts. With a 200 Celle matrix HJS guarantees the best results, you will have more power, less backpressure  eno problem con the MOT  oEOBD control. The HJS cones provide the best possible exhaust flow performance through the catalysts. All HJS Tuning Catalysts based on the experience we have made con our motorsport customers in the last 20 years. HJS is the leading manufacturer of motorsport  etuning catalysts in Europe.