Open main navigation Deutsch (Deutschland) Fuel Systems & Side Components Products and components for Fuel Systems & Side Components Our worldwide engineering facilities and manufacturing locations enable us to support our customers in finding the custom solution for engine, exhaust system and other vehicle applications. Home » BOA Products & components » Automotive Products » Fuel Systems & Side Components Mini bellows for fuel injection and high-pressure pumps The precision mini bellows are some of the smallest products within our product portfolio. From as small as 3 mm in diameter and larger, we produce high-quality mini bellows on a fully automated line for gasoline and diesel applications. Basic characteristics: Sealing of high dynamic moved parts High-pressure resistance Low stiffness High cycle durability Corrosion-resistant BOA mini bellows are produced with seamless or welded tube and with or without additional welded end parts. Capsules for high-pressure pumps Basic characteristics: Compensates volume changes Low stiffness Linearity of stiffness High cycle durability A special characteristic of these capsules is the ultra-high vacuum tightness (10-8 mbarl/s). BOA capsules for high-pressure pumps are produced according to customer requirements. Fuel and air condition hoses Basic characteristics: Flexible Corrosion resistant Gas-tight Fuel resistant High pressure resistant BOA fuel and air condition hoses can be produced with either single or multiply designs. Bellows for Blow Off Valves Basic characteristics: High stroke compensation Low stiffness Linearity of stiffness High cycle durability 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