Open main navigation Deutsch (Deutschland) BOA Products & components The best flexible products and components for automotive, aerospace and industry The BOA GROUP is one of the world’s leading manufacturers for flexible mechanical elements like bellows, hoses and expansion joints for the automotive and aerospace industry as well as for a wide range of industrial applications. Home » BOA Products & components World’s leading manufacturers for flexible mechanical elements As inventors of the ultimate connection, we make sure that you get the best solutions for your gas and fluid transportation system. For that, we manufacture the best flexible products for automotive, aerospace and industry. Automotive Products The best solution for engine, exhaust system and other vehicle applications Industrial Products The best metal products for Industry Aerospace Products The lightest, highest-performing and lowest total cost for aerospace products. How can we help you? If you want any information or if you need any help? Just visit our online expert center. Here you find information on all our products or you can contact one of our engineers about your challenge. We will be glad to support you. Visit our Expert Center BOA-Constructor BOA EJ Pricelist To the BOA download area Inventors of the Ultimate Connection BOA Markets BOA Automotive BOA Industrial BOA Hydrogen BOA Aerospace Products & components Metal bellows Expansion Joints Exhaust components Engine management Fuel Systems About the BOA GROUP Our plants worldwide Our sales offices worldwide Careers About the BOA GROUP Customer service Expert Center Contact us Download area Your challenge Imprint Privacy Policy Terms & Conditions EN ⇒ DE Cookies BOA Group uses cookies to offer the basic functionality of the website, to generate user statistics using Google Analytics on an anonymous basis to make our website more user friendly. We process personal data in compliance with GDPR. Approve Settings Imprint Read more in our privacy policy