High-quality catalytic converters by HJS
HJS is one of the leading suppliers of catalytic converters on the European market. Years of highly qualified research and development have culminated in the production of catalytic converters in OE quality for the aftermarket.

HJS assembly parts for exhaust gas systems
HJS offers a full range of assembly parts in original equipment quality for exhaust gas systems for all makes of vehicle. Rubber cushions | Rubber/metal elements | Clamps | Pipe connectors | Gaskets/gasket rings

EURO TR2 - an electronic control unit by HJS
The electronic control unit for petrol engines enables a reclassification of the vehicle from EURO1 to EURO2, which brings about considerable savings in vehicle tax and increases the re-sale value of cars fitted with this product.

HJS tubes
Zur Komplettierung Ihrer Abgasanlage bietet HJS alle gängigen Vorder- und Zwischenrohre an. Neben den herkömmlichen Vorderrohren können wir Ihnen auch Katalysator-Reparatur-Rohre anbieten mit denen Sie preisgünstig defekte Ausgangsrohre an einen ansonst intakten Katalysator reparieren können.

HJS exhaust guards
Anyone who sets store by the way his or her car looks will simply have to have a guard made by HJS. These TÜV-approved exhaust guards by HJS are available to suit many different models.