We use cookies and similar technologies on this website ("Cookies"). In order to allow their use to analyze website usage and to enhance functionality, please click on “Accept”. To change the settings and select which specific Cookies we are allowed to use, or to obtain more detailed information, please click on “Details”.




Below, you can activate/deactivate the individual technologies that are used on this website.
Consent to all

These Cookies make a website usable by providing basic functions such as page navigation, language settings, and access to protected areas. As the website is unable to function properly without them, you cannot opt out of this kind of Cookies.


These Cookies help us to improve the functionality and attractiveness of our websites, and your user experience by saving, for example, your settings, and selections as well as filters, and to recognize your device on subsequent visits.


These Cookies allow us, and the service providers (e.g. Google via the Google Analytics service) to collect and analyze information and statistics about your interaction with our website. This helps to optimize our website using the findings obtained.


Locomotive Exhaust Silencers

Most diesel-electric locomotives will require engine exhaust silencers to meet Federal Railroad Administration (FRA) wayside noise or other applicable noise regulations.

Dürr Universal Locomotive Products

Dürr Universal designs and manufactures a complete line of exhaust system products for the Rail Industry. Designing products that can withstand the harsh environment locomotives endure often require design validation using advanced analysis techniques. These include Computational Fluid Dynamics (CFD) for back pressure and thermal analysis as well as Finite Element Analysis (FEA) for modal analysis, shock, vibration and thermal stress. Acoustical software enables Dürr Universal to reduce cost while providing effective solutions for the most challenging locomotive exhaust applications.

Dürr Universal provides OEM exhaust silencers and components for many of the locomotive manufacturers worldwide. Our products can be found on both freight and passenger locomotives providing performance to meet ever-changing emission, acoustic and engine requirements. Please contact Dürr Universal, your trusted experts in acoustic solutions, for all your locomotive needs: engine manifolds, exhaust silencers, exhaust system support frames, exhaust transitions and ducting, expansion joints, custom machining and more!