HJS has many years of experience and expertise in the field of exhaust-gas after treatment. For 20 years, we have been engaged in the development, production and marketing of HJS catalysts and exhaust systems for the motorsport. We regard ourselves as partners for our customers, who try to do everything to help them to be successful.
Thanks to our innovative technologies, the excellent quality of our products and our customer-oriented approach, we enjoy a high level of market acceptance. At the same time, we are making an important contribution in protecting mankind and environment.