Why Hidria?
Hidria Tolmin

Why Hidria

From OEM equipment to aftermarket parts, it's our mission to provide high-quality and reliable products to our customers and vehicle owners.

Hidria products are developed in close cooperation with top engine makers to meet the strictest OE specifications and quality standards.

We deliver the same quality to you in the aftermarket via HIDRIA brand.

Glow plugs Hidria

65 years of know-how & OE expertise

We have been producing diesel cold start systems since our start in 1955. Since then, our path to success has been paved with the know-how, boldness and visions of people who have turned a small Slovenian company into an advanced global corporation.

Spark plugs

OE partners

We have been the preferred OE partner since our beginnings. Our customers are mainly from the automotive and industrial industries. The majority of them are well-known and prestigious industry leaders known for their high-quality standards.

The following OEM partners fit Hidria glow plugs in their vehicles:

Volkswagen, Audi, Skoda, Deutz, Peugeot, Renault, Iveco, Fiat, Seat, MAN, Citroën, Opel, John Deere, Cummins, Ford, Caterpillar/Perkins, Kamaz, Daimler and many others.

Production of first products for the automotive industry begins in Tolmin
First deliveries to Perkins
First deliveries to Deutz, Lombardini, Hatz …
AET Tolmin becomes part of Hidria Corporation
First deliveries to PSA Group, Ford, Fiat, Iveco, MAN, Faurecia, John Deere…
New high-tech center opened - Hidria Institute for the Automotive Industry in Tolmin.
Hidria brand for the Aftermarket
Hidria is declared the most innovative company in Europe.
First glow plug deliveries to Volkswagen Group
CLEPA award for breakthrough innovation in the key category of “Green Technologies”
(PSG Optymus)
Becoming a leading supplier to all major diesel engine manufacturers
Hidria glow plugs

100% quality

We enjoy a reputation for quality leadership in the glow plug market. Quality awards and regular top customers’ ratings reflect this.

With headquarters in Slovenia, Hidria glow plugs are 100% manufactured in-house at our production facility in Tolmin, Slovenia.

It doesn´t matter whether it goes for OEM or aftermarket, we make glow plugs on the same production lines, with the same quality control and with top-quality materials.

Every stage of the process is under our control - from specification, development and testing to raw material procurement, manufacturing, and quality control. This is why Hidria is the only producer of glow plugs that offers you a 5-year warranty.

Vision - Hidria

Part of a bigger vision

Hidria Aftermarket is part of global Hidria Corporation. Together we are paving the path towards the bigger vision.

As part of the automotive world, it is our responsibility to contribute to sustainable environment. That´s why we are continuously improving and innovating solutions for sustainable future.

Visit Hidria corporate website

Take a look into our production