https://www.plastech.pl/en/business-directory/warszawskie-zaklady-mechaniczne-pzl-wzm-w-warszawie-14479 · 08.11.2026

Warszawskie Zakłady Mechaniczne PZL-WZM w Warszawie S.A.

Manufacturer of components for diesel engine injection systems, including nozzles, pumping elements and test injectors; also offers machining, heat treatment and thermochemical treatment

Warszawskie Zakłady Mechaniczne PZL-WZM w Warszawie S.A.

Piastowska 67
05-850 Jawczyce
Poland
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Activity description

Wuzetem has been operating for 75 years and specialises in precision engineering, i.e. the production of components manufactured to tolerances measured in microns. The company produces advanced components for drive systems used in the automotive and transport industries, including aviation and rail, as well as in heavy industry and the defence sector.

Wuzetem is a recognised manufacturer of parts for diesel engine injectors, used by remanufacturing plants worldwide. The company offers nozzles for diesel engine injection systems used in vehicles of well-known brands such as Toyota, Mercedes-Benz, BMW and Opel. Wuzetem products are available through the largest automotive distribution networks in Poland, Europe and the United States, including Inter Cars, AutoRak, MMDiesel and Diesel Centrum Polska.

Investment in infrastructure and innovation, together with highly qualified teams, has enabled the company to develop specialised expertise, including in DLC (Diamond-Like Carbon) technology. Using DLC nanotechnology, Wuzetem can coat metal components with a very hard coating resistant to harsh operating conditions, which minimises wear caused by friction and high temperatures. Wuzetem is one of the few companies in the world offering this advanced technology, which is gradually replacing older methods.

Wuzetem spare parts for diesel engine injection systems are 100% manufactured in Poland.

The company has experienced engineering, technical and production staff. It has full measurement, laboratory and diagnostic facilities and cooperates with research institutions.