Service proven 500 million times over

Reliability and trustworthiness which can be expressed in figures and which say everything about the quality of GUIDO diesel fuel injection lines over many decades. With batch sizes ranging from five to 25,000 parts per shipment, we deliver consistency and reliability with proven value.

Production in the 1960s

Hardly any other company in the world has such extensive experience in the development and production of diesel fuel injection lines as the GUIDO group. In family ownership for three generations, the company is considered to be the supreme specialist for innovative, heavy-duty product solutions for all the manufacturers of diesel engines throughout the world. This ranges from specialised engine manufacturers for marine applications and industry to mass production runs for diesel car engines.

Pioneer in quality control: GUIDO has used scanning electron microscopes ever since 1983.

Always in the fast lane in terms of technology and dedicated to progress in engine development, GUIDO is a competent development partner and pioneer of better and more resilient diesel fuel injection lines. The proof is in over 500 million units manufactured in just 60 years, with tens of thousands of part numbers.