For more than 80 years, Aeroquip Performance Products has been the number one choice of racing enthusiasts around the world. We engineer and test each hose length and fitting to stringent factors of safety and our hoses and fittings are tested to work together as an assembly ensuring a proper fit. Hose and fitting assemblies tested to rigorous 4:1 factor of safety. Hose lengths are proof tested to 2X rated working pressure. State-of-the-art testing capabilities and ISO 9001 and QS9000 quality certified facilities are Danfoss hallmarks. We know it because we make it. 100% of our hose is made in the USA and all of our fittings and adapters are distributed from our warehouse in Van Wert, OH.