Tuning Products

HJS Quality Check of Tuning Catalytic Converters

  • Made in Germany
  • Motorsport approved
  • maximum durability
  • original equipment qualitiy
  • 30 years Know-How
  • HJS type plate with ECE-No.
  • HJS serial number: E-555... / E111...
  • HJS tuning stamping
HJS Quality sign of Tuning